MRF24J40MD/ME Data Sheet
Contents
1. FIGURE 1 1 MRF24J40MD ME BLOCK DIAGRAM MRF24J40MD ME IEEE Std 802 15 4 Module MRF24J40 PA Interface SPI ae Antenna Physical MAC U FL Connector Power de P LNA Management sal 20 MHz Crystal 2014 Microchip Technology Inc Advance Information DS70005173A page 3 MRF24J40MD ME TABLE 1 1 PIN DESCRIPTION Pin Symbol Type Description 1 GND Ground Ground 2 RESET DI Global hardware Reset pin 3 WAKE DI External wake up trigger 4 INT DO Interrupt pin to microcontroller 5 SDI DI Serial interface data input 6 SCK DI Serial interface clock 7 SDO DO Serial interface data output from MRF24J40 8 Cs DI Serial interface enable 9 NC No connection 10 VIN Power Power supply 11 GND Ground Ground 12 GND Ground Ground Legend Pin type abbreviation D Digital Input O Output FIGURE 1 2 MICROCONTROLLER TO MRF24J40MD ME INTERFACE PIC MCU MRF24J40MD ME VO gt cs SDO m SDI SDI IT SDO SCK C r SCK VIN ff GND INTX lt q INT O m WAKE 10 I DOCf RESET DS70005173A page 4 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME 1 2 Mounting Details The MRF24J40MD ME is a surface mountable mod ule Module dimensions are shown in Figure 1 3 The module Printed Circuit Board PCB is 0 032 thick with castellated mounting points on the edge2. MICROCHIP MRF24J40MD ME 2 4 GHz IEEE Std 802 15 4 RF Transceiver Module with PA LNA Features IEEE Std 802 15 4 Compliant RF Transceiver Supports ZigBee MiWi Development Environment Proprietary Wireless Networking Protocols 4 Wire Serial Peripheral Interface SPI with Interrupt Small size 0 9 x 1 3 22 9 mm x 33 0 mm Surface Mountable Pin Compatible with MRF24J40MB and MRF24J40MC Integrated Crystal Internal Voltage Regulator Matching Circuitry Power Amplifier Low Noise Amplifier PCB Antenna MRF24J40MD External Antenna Connector MRF24J40ME Ultra Miniature Coaxial U FL 500 Easy Integration into Final Product Minimize Product Development Quicker Time to Market Compliance Modular Certified for the United States FCC and Canada IC European R amp TTE Directive Assessed Radio Module Australia New Zealand Compatible with Microchip microcontroller families PIC16 PIC18 PIC24 dsPIC33 and PIC32 Range up to 4000 ft Pin Diagram Operational Operating Voltage 3 0V 3 6V 3 3V typical Temperature Range 40 C to 85 C Industrial Low Current Consumption Rx Mode 32 mA typical Tx Mode 140 mA typical Sleep 10 pA typical RF Analog Features ISM Band 2 405 GHz 2 475 GHz Operation Data Rate 250 kbps 104 dBm Typical Sensitivity with 23 dBm Maximum Input Level 19 dBm Typical Output Power with 45 dB Tx Power Control Range Int
3. 2014 Microchip Technology Inc Advance Information DS70005173A page 11 MRF24J40MD ME FIGURE 2 2 SIMULATED 2D RADIATION PATTERN Ansoft Corporation 2D Radiation Pattern Final Ant Board Crane mmea ang maa Curve Info m 20 0000 20 0000 3 2098 Setup1 LastAdaptive Frea 2 45GHZ Phi Odeg 60 0000 600000 0 7889 150 0000 150 0000 2 6006 150 0000 150 0000 2 8475 80 0000 80 0000 dB GainTotal Setup1 LastAdaptive Freq 2 45GHZ Phi 90deg FIGURE 2 3 SIMULATED 3D RADIATION PATTERN dB GainTotal 3 3485 2089 1 9513e 000 5 5407e 001 4316e 001 2404 e 000 6376e 000 2349 208 4321 209 8293 209 2266e 008 B624e 001 2021e 001 3418e 001 4816e 001 6213e 001 7610e 001 9007e 001 2 2 External Antenna MRF24J40ME TABLE 2 1 TESTED EXTERNAL The MRF24J40ME module has a 500 ultra miniature ANTENNA FES coaxial U FL connector to connect to an external 2 4 Type Gain GHz antenna Whip Dipole 5 dBi Caution The U FL connector is fragile and can only Note 1 An antenna type comprises antennas tolerate very limited number of insertions having similar in band and out of band Modular certification of the MRF24J40ME module was adaton paco performed with the external antenna types listed in Table 2 1 An antenna type comprises antennas having similar in band and out of band radiation pattern
4. March 2014 This is the initial release of the document O 2014 Microchip Technology Inc Advance Information DS70005173A page 29 MRF24J40MD ME NOTES A ESA EE IEA SSI m vuuuumm os AKAL DS70005173A page 30 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME THE MICROCHIP WEB SITE Microchip provides online support via our WWW site at www microchip com This web site is used as a means to make files and information easily available to customers Accessible by using your favorite Internet browser the web site contains the following information e Product Support Data sheets and errata application notes and sample programs design resources user s guides and hardware support documents latest software releases and archived software General Technical Support Frequently Asked Questions FAQ technical support requests online discussion groups Microchip consultant program member listing Business of Microchip Product selector and ordering guides latest Microchip press releases listing of seminars and events listings of Microchip sales offices distributors and factory representatives CUSTOMER CHANGE NOTIFICATION SERVICE Microchip s customer notification service helps keep customers current on Microchip products Subscribers will receive e mail notification whenever there are changes updates revisions or errata related to a specified product family or development tool of in
5. 0x22 lt 2 0 gt 111 Pins GPIOO GPIO1 and GPIO2 control the RF switches PA and LNA automatically when the MRF24J40 receives and transmits data Note A complete explanation of the operation of the PA LNA control is documented in the MRF24J40 Data Sheet DS39776 Section 4 2 External PA LNA Control FIGURE 1 6 PA LNA BLOCK DIAGRAM RF Switch RF Switch RF3023TR7 RF3023TR7 LNA SST12LNO01 LNA U FL RFP Connector Balun ME RFN ME BPF c V2 V1 V2 V1 PCB PA Antenna SST12LP17E MD MRF24J40 TA GPIO1 RX GPIO2 FALON GPIO0 O 2014 Microchip Technology Inc Advance Information DS70005173A page 7 MRF24J40MD ME 1 4 2 ENERGY DETECTION ED Before performing an energy detection see Section 3 6 1 RSSI Firmware Request RSSI Mode 1 in the MRF24J40 Data Sheet DS39776 perform the following steps 1 Configure the internal RF state machine to normal operation TESTMODE 0x22F lt 2 0 gt 000 2 Configure GPIO2 and GPIO1 direction for output TRISGP2 0x34 lt 2 gt 1 and TRISGP1 0x34 lt 1 gt 1 3 Set GPIO2 0x33 lt 2 gt 1 and GPIO1 0x32 lt 1 gt 0 This enables the LNA and disables the PA 4 Perform the energy detection following the steps in Section 3 6 1 RSSI Firmware Request RSSI Mode 1 in the MRF24J40 Data Sheet DS39776 Note The LNA will amplify the received signal
6. 3 m c23 m 7 4 GPioo cnp 4 Jr end 33pF eno a 50 Ohm L6 15pF YA GPIO1 He 23 2 7nH 2 Gpios np 2 Jr end c24 i i eno s j 8 2nH EASON d a 8 E ws NP t 4 GPIO4 2 a Si 8 a VDD 50 Ohm g 5 cd o gt Ea AA A 5 R8 5 6R 2 RX A oe A 3 el gea eel a Hvo s As Lo C27 SST12LP17E us aa 0 2pF RF Testpoint Tt Ir 500hm 95 E s s lal 1uF k wg e 6 mas a El le de R2 T RFOUT RFIN D 50 Ohm a 0 0R 5 o 4 PA_ON_R Lil AS nc HEE VREF A OR nme 520hm 2 our N a a al PS 2 z 6H 53 U UFL Connecbr m 50 Ohm 2450BP15B 100E GND c34 IHH voo H 0 11 CD Power Net Power Net VDD cas al 17 GND eno H2 lr 4 Jj RESET 2 hu eno Mp 0 1uF WAKE 3 ARE vp 10 INT 4 ha ne s Ne ii SDI 5 Im 3113 i NC7SZ125P5X y 18 sck 6 eee os MA 4 lo a spo v MR F24J40 Module Footprint 3W 4INOvVT vo iii oul Bojouy9e dluo0 9IIN yLOz U0 JeuIoJu SD0ULAPY g abed ye 190004Sa TABLE 2 2 MRF24J40MD ME BILL OF MATERIALS Designator Quantity Value Manufacturer Manufacturer PN C1 1 33 pF Murata Electronics GRM1535C1H330JDD5D C2 C10 2 0 01 uF Murata Electronics GRM155R71E103KA01D C3 C6 C8 C9 C23 C25 C28 C29 C36 C43 10 33 pF Murata Electronics GRM1535C1H330JDD5D C4 11 100 nF Murata Electronics GRM155R61A104KA01D C5 1 1 uF Murata Electronics GRM155R60J105KE19D C7 C15 C16 C17 C18 5 1000 pF Mu
7. Figure 1 4 is a recommended host PCB footprint for the MRF24J40MD ME The MRF24J40MD has an integrated PCB antenna For the best performance follow the mounting details shown in Figure 1 5 It is recommended that the mod ule be mounted on the edge of the host PCB and an area around the antenna approximately 1 2 be kept clear of metal objects A host PCB ground plane around the MRF24J40MD acts as a counterpoise to the PCB antenna It is recommended to extend the ground plane at least 0 4 around the module FIGURE 1 3 MODULE DETAILS The MRF24J40ME has 50Q ultra miniature coaxial U FL connector Caution The U FL connector is fragile and can only tolerate very limited number of insertions 1 3 Soldering Recommendations The MRF24J40MD ME module was assembled using a standard lead free reflow profile The module is com patible with standard lead free solder reflow profiles To avoid damaging the module the following recommen dations are given e Refer to the solder paste data sheet for specific reflow profile recommendations e Use no clean flux solder paste e Do not wash as moisture can be trapped under the shield e Use only one flow If the PCB requires multiple flows apply the module on the last flow TL 33 gs oO ga oo N lt X a a s 9 o C 0 032 0 005 8 de ig gt 88 0 050 0 030 Shield 0 010 O 2014 Microchip Technology Inc Advance In
8. MRF24J40MD ME module are documented in the MRF24J40 Data Sheet DS39776 Refer to this data sheet for specific serial interface protocol and register definitions Also see Section 1 4 Operation for specific register settings that are unique to the MRF24J40MD ME module FIGURE 2 1 2 1 PCB Antenna MRF24J40MD The Printed Circuit Board PCB antenna is fabricated on the top copper trace of the module PCB The layers below the antenna have no copper traces The ground and power planes under the components serve as a counterpoise to the PCB antenna Additional ground plane on the host PCB will substantially enhance the performance of the module For best performance place the module on the host PCB following the recom mendations in Section 1 2 Mounting Details The PCB antenna was designed and simulated using Ansoft Designer and HFSS 3D full wave solver soft ware by Ansoft Corporation www ansoft com and tested in an anechoic room The design goal was to create a compact low cost antenna with the best radi ation pattern Figure 2 1 shows the simulation drawing and Figure 2 2 and Figure 2 3 show the 2D and 3D radiation patterns respectively As shown by the radia tion patterns the performance of the antenna is depen dent upon the orientation of the module The discrete matching circuitry matches the impedance of the antenna with the MRF24J40 transceiver IC PCB ANTENNA SIMULATION DRAWING
9. Radio EN 300 328 V1 7 1 2006 10 3 2 Notified Body Opinion DoC DS70005173A page 22 Advance Information 2014 Microchip Technology Inc MRF24J40MD ME 3 4 Australia The Australia radio regulations do not provide a modu lar approval policy similar to the United States FCC and Canada IC However MRF24J40MD ME module RF transmitter test reports can be used in part to demonstrate compliance in accordance with ACMA Radio communications Short Range Devices Stan dard 2004 The Short Range Devices standard calls up the AS NZS 4268 2008 industry standard The MRF24J40MD ME module test reports can be used as part of the product certification and compliance folder For more information on the RF transmitter test reports contact Microchip Technology Australia sales office To meet overall Australian final product compliance the developer must construct a compliance folder contain ing all relevant compliance test reports e g RF EMC electrical safety and DoC Declaration of Conformity etc It is the responsibility of the integrator to know what is required in the compliance folder for ACMA compli ance All test reports are available on the MRF24J40MD ME product web page at http www microchip com For more information on Australia compliance refer to the Australian Communi cations and Media Authority web site http www acma gov au 3 4 1 EXTERNAL ANTENNA REQUIREMENTS The com
10. The RSSI value will include the receive signal strength plus the LNA amplification 1 4 3 SLEEP To get the lowest power consumption from the MRF24J40MD ME module during Sleep it is neces sary to disable the PA PA voltage regulator and LNA To do this perform the following steps 1 Configure the internal RF state machine to normal operation TESTMODE 0x22F lt 2 0 gt 000 2 Configure the GPIO2 GPIO1 and GPIOO direction for output TRISGP2 0x34 lt 2 gt 1 TRISGP1 0x34 lt 1 gt 1 1 and TRISGPO 0x34 lt 0 gt 1 3 Set GPIO2 0x33 lt 2 gt 0 and GPIO1 0x32 lt 1 gt 0 This disables the LNA and the PA 4 Put the MRF24J40 to Sleep following the steps in the MRF24J40 Data Sheet DS39776 When waking the module re enable the PA LNA Mode DS70005173A page 8 Advance Information 2014 Microchip Technology Inc MRF24J40MD ME 1 4 4 TRANSMIT POWER SETTINGS Table 1 2 lists the power settings in register RFCON3 0x203 lt 7 3 gt and the output power at antenna connector J1 TABLE 1 2 MRF24J40ME TRANSMIT POWER SETTINGS RFCON3 0x203 lt 7 3 gt MRF24J40 Power Setting Conducted Output Power dBm 11111 36 3 13 6 11110 34 9 12 4 11101 33 7 11 5 11100 32 8 10 7 11011 31 9 10 0 11010 31 2 9 6 11001 30 5 9 2 11000 30 0 3 4 10111 26 3 43 10110 24 9 0 7
11. 10101 23 7 0 1 10100 22 8 0 5 10011 21 9 1 0 10010 21 2 1 3 10001 20 5 5 8 10000 20 0 7 0 01111 16 3 8 1 01110 14 9 9 0 01101 13 7 9 7 01100 12 8 10 4 01011 11 9 10 9 01010 11 2 11 3 01001 10 5 16 0 01000 10 0 17 2 00111 6 3 17 9 00110 4 9 18 5 00101 3 7 19 0 Note 1 Typical output power at antenna connector J1 Channel 11 500 impedance Note Refer to Section 3 0 Regulatory Approval for the required maximum power setting necessary to maintain certification requirements for each country the module will be used O 2014 Microchip Technology Inc Advance Information DS70005173A page 9 MRF24J40MD ME NOTES EE A ze _ o r o r G BR _ o_o r hh e2o ceR zzz DS70005173A page 10 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME 2 0 CIRCUIT DESCRIPTION The MRF24J40MD ME is a 2 4 GHz IEEE Std 802 15 4 compliant surface mount module with integrated crystal internal voltage regulator matching circuitry power amplifier low noise amplifier with PCB trace antenna MRF24J40MD and 500 external antenna connector MRF24J40ME The MRF24J40MD ME module interfaces to many popular Microchip PIC microcontrollers through a 4 wire SPI Interface interrupt wake reset power and ground An example application schematic is illustrated in Figure 2 4 Serial communications and register definitions for the
12. 4 Microchip Technology Inc Advance Information DS70005173A page 13 y abed ye 150004Sa UOI BWOJU SD0ULAPY oul Bojouy9a dlu9049IIN yLOz O FIGURE 2 5 MRF24J40MD ME SCHEMATIC c32 c33 VDD RI 18pF 18pF 470k i a H xi Bsse4 T 20MHa 02 VDD 2N7002P215 RX cu GND HI HO Power et T 0 1uF s sl GND 33pF GND SSTI2LN 01 ut 50 Ohm Zz o 47nH 50 Ohm 50 Ohm 3 prour LS P 500hm 500hm s a 8 Sis os al a a a GND o ES c19 c20 s is x x 4 RFIN a vDa auaa a a a a Nc E 5 z az az a Y Y a a aa 1 8pF CL4 OSpF CLs Us nce gt 5 gt gt c14 c16 c15 3 0nH 47nH 2 29 NP ol 1 5pF EE RFP NC C18 C17 Ink 1nF 3 28 1nF nF gt O REN SS gt E cm 4 27 GND RF3023TR ol U3 0 5pF web NG 5 26 RF30237R7 ua 50 Ohm 11859 s VDD NC 50 Ohm 1 gt gt zae a enp ano np p2 Jr end 5 E 3 D VDD VDD 50 Ohm B2 on Ei i
13. Bm Power RF Output Power 45 dB Control Range Tx Gain Control Programmed by Register 1 25 dB Resolution Carrier Suppression 30 dBc Tx Spectrum Mask for Offset Frequency gt 3 5 MHz 33 dBm O QPSK Signal at 0 dBm Output Power Tx EVM 15 Note 1 Conducted output power at antenna connector J1 DS70005173A page 26 Advance Information 2014 Microchip Technology Inc MRF24J40MD ME APPENDIX A MIGRATING FROM MRF24J40MB OR MRF24J40MC TO MRF24J40MD ME MODULE A 1 Introduction This appendix assists in migrating designs from the MRF24J40MB or MRF24J40MC to the MRF24J40MD ME module A 2 Background The Power Amplifier PA and Low Noise Amplifier LNA used in the MRF24J40MB and MRF24J40MC modules were discontinued by the manufacturer This required a redesign of the modules with new compo nents The MRF24J40MD ME module was designed with the goal of requiring minimal changes when migrating from the MRF24J40MB or MRF24J40MC module A 3 Circuit Description The MRF24J40MD ME module was designed with the SST12LP17E Power Amplifier PA and SST12LN01 Low Noise Amplifier LNA Control of the PA and LNA by the MRF24J40 is the same for all modules GPIOO GPIO1 and GPIO2 sequence the PA and LNA during transmit and receive by the MRF24J40 Refer to Section 1 4 1 PA LNA Control for more information The MRF24J40MD ME has the sam
14. Hsin Chu Tel 886 3 5778 366 Fax 886 3 5770 955 Taiwan Kaohsiung Tel 886 7 213 7830 Taiwan Taipei Tel 886 2 2508 8600 Fax 886 2 2508 0102 Thailand Bangkok Tel 66 2 694 1351 Fax 66 2 694 1350 Advance Information EUROPE Austria Wels Tel 43 7242 2244 39 Fax 43 7242 2244 393 Denmark Copenhagen Tel 45 4450 2828 Fax 45 4485 2829 France Paris Tel 33 1 69 53 63 20 Fax 33 1 69 30 90 79 Germany Dusseldorf Tel 49 2129 3766400 Germany Munich Tel 49 89 627 144 0 Fax 49 89 627 144 44 Germany Pforzheim Tel 49 7231 424750 Italy Milan Tel 39 0331 742611 Fax 39 0331 466781 Italy Venice Tel 39 049 7625286 Netherlands Drunen Tel 31 416 690399 Fax 31 416 690340 Poland Warsaw Tel 48 22 3325737 Spain Madrid Tel 34 91 708 08 90 Fax 34 91 708 08 91 Sweden Stockholm Tel 46 8 5090 4654 UK Wokingham Tel 44 118 921 5800 Fax 44 118 921 5820 03 25 14 O 2014 Microchip Technology Inc Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery 8 Lifecycle Information Microchip MRF24J40MDT I RM MRF24J40MD I RM MRF24J40ME I RM
15. K UP 1 2 oz Copper S Top Copper 8 mil FR4 1 2 oz Copper _ Ground Plane 0 032 12 mil FR4 0 005 1 2 oz Copper S Power Plane 8 mil FR4 1 2 oz Copper _ Bottom Copper DS70005173A page 18 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME 3 0 REGULATORY APPROVAL This section outlines the regulatory information for the MRF24J40MD ME module for the following countries e United States e Canada e Europe Australia New Zealand e Other Regulatory Jurisdictions 3 1 United States The MRF24J40MD ME module has received Federal Communications Commission FCC CFR47 Telecom munications Part 15 Subpart C Intentional Radiators modular approval in accordance with Part 15 212 Mod ular Transmitter approval Modular approval allows the end user to integrate the MRF24J40MD ME module into a finished product without obtaining subsequent and separate FCC approvals for intentional radiation provided no changes or modifications are made to the module circuitry Changes or modifications could void the user s authority to operate the equipment The end user must comply with all of the instructions provided by the Grantee which indicate installation and or oper ating conditions necessary for compliance The finished product is required to comply with all appli cable FCC equipment authorizations regulations requirements and equipment functions not associated with the trans
16. N YLOZ O TABLE 2 2 MRF24J40MD ME BILL OF MATERIALS CONTINUED Designator Quantity Value Manufacturer Manufacturer PN 01 1 BSS84 Fairchild Semiconductor BSS84 Q2 1 2N7002P 215 NXP Semiconductor 2N7002P 215 R1 1 470k Yageo RC0402FR 07470KL R5 1 50R Yageo RC0402JR 0751RL R2 R3 R4 R6 R10 5 0 ohm Yageo RC0402JR 070RL R7 R9 0 Not Populated R8 1 5 6R Yageo RC0402JR 075R6L U1 1 SST12LN01 Microchip SST12LN01 QU6F U2 1 MRF24J40 Microchip MRF24J40 I ML U3 U4 2 RF3023 RFMD RF3023 U5 1 2450BP15B100E Johanson Technology Inc 2450BP15B100E U6 1 SST12PL17E Microchip SST12PL17E XX8E U7 1 NC7SZ125P5X Fairchild Semiconductor NC7SZ125P5X x1 1 20 MHz Abracon ABM8 156 20 000MHz AIN CGINOVrycsadin MRF24J40MD ME 2 4 Printed Circuit Board The MRF24J40MD ME module PCB is constructed with high temperature FR4 material four layers and 0 032 thick The layers are illustrated in Figure 2 6 through Figure 2 10 The stack up of the PCB is illustrated in Figure 2 11 FIGURE 2 6 TOP SILK SCREEN FIGURE 2 7 TOP COPPER FIGURE 2 8 LAYER 2 GROUND PLANE FIGURE 2 9 LAYER 3 POWER PLANE 39 ee O 2014 Microchip Technology Inc Advance Information DS70005173A page 17 MRF24J40MD ME FIGURE 2 10 BOTTOM COPPER FIGURE 2 11 PCB LAYER STAC
17. RF24J40MD ME TABLE A 2 OUTPUT POWER COMPARISON TA 25 C VDD 3 3V RFCON3 MRF24J40 Power MRF24J40MB MRF24J40MC MRF24J40MD ME 0x203 lt 7 3 gt Setting Output Power dBm Output Power dBm Output Power dBm 11111 36 3 7 0 26 4 13 6 11110 34 9 6 5 25 2 12 4 11101 33 7 5 6 24 1 11 5 11100 32 8 4 8 23 4 10 7 11011 31 9 4 1 22 7 10 0 11010 31 2 3 5 22 4 9 6 11001 30 5 3 2 21 9 9 2 11000 30 0 2 4 21 6 3 4 10111 26 3 4 6 15 7 1 3 10110 24 9 5 3 14 5 0 7 10101 23 7 5 9 13 7 0 1 10100 22 8 6 6 12 9 0 5 10011 21 9 7 0 12 3 1 0 10010 21 2 7 4 11 8 1 3 10001 20 5 11 7 11 5 5 8 10000 20 0 12 8 11 1 7 0 01111 16 3 13 7 6 6 8 1 01110 14 9 14 5 5 5 9 0 01101 13 7 15 0 4 7 9 7 01100 12 8 15 6 4 0 10 4 01011 11 9 16 0 3 4 10 9 01010 11 2 16 3 2 9 11 3 01001 10 5 18 6 2 5 16 0 01000 10 0 19 0 2 0 17 2 00111 6 3 19 4 10 7 17 9 00110 4 9 19 6 18 0 18 5 00101 3 7 19 8 18 5 19 0 Note 1 Conducted output power channel 11 50 ohm impedance Note Refer to Section 3 0 Regulatory Approval for the required maximum power setting necessary to maintain certi fication requirements for each country the module will be used DS70005173A page 28 Advance Information 2014 Microchip Technology Inc MRF24J40MD ME APPENDIX B REVISION HISTORY Revision A
18. aining all relevant compliance test reports e g RF EMC electrical safety and DoC Declaration of Confor mity etc It is the responsibility of the developer to know what is required in the compliance folder for New Zealand Radio communications For more information on New Zealand compliance refer to the web site http www rsm govt nz 3 5 1 EXTERNAL ANTENNA REQUIREMENTS The compliance testing listed in Table 3 1 was per formed using the antenna types listed in Table 2 1 Tested External Antenna Types 3 5 2 HELPFUL WEB SITES Radio Spectrum Ministry of Economic Development http www rsm govt nz 3 6 Other Regulatory Jurisdictions Should other regulatory jurisdiction certification be required by the customer or the customer need to recertify the module for other reasons the MRF24J40 Radio Utility Driver Program AN1192 can be used to control the module O 2014 Microchip Technology Inc Advance Information DS70005173A page 23 MRF24J40MD ME NOTES A EA s S s m wsv wwwvw wewwww w wvwvvwwwwvwxvwwwwww ww vww vwwww DS70005173A page 24 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME 4 0 ELECTRICAL CHARACTERISTICS TABLE 4 1 RECOMMENDED OPERATING CONDITIONS Parameters Min Typ Max Units Ambient Operating Temperature 40 85 C Supply Voltage for RF Ana
19. c in other countries Analog for the Digital Age Application Maestro BodyCom chipK IT chipKIT logo CodeGuard dsPICDEM dsPICDEM net dsPICworks dsSPEAK ECAN ECONOMONITOR FanSense HI TIDE In Circuit Serial Programming ICSP Mindi MiWi MPASM MPF MPLAB Certified logo MPLIB MPLINK mTouch Omniscient Code Generation PICC PICC 18 PICDEM PICDEM net PICKkit PICtail REAL ICE rfLAB Select Mode SQI Serial Quad I O Total Endurance TSHARC UniWinDriver WiperLock ZENA and Z Scale are trademarks of Microchip Technology Incorporated in the U S A and other countries SQTP is a service mark of Microchip Technology Incorporated in the U S A GestIC and ULPP are registered trademarks of Microchip Technology Germany II GmbH 8 Co KG a subsidiary of Microchip Technology Inc in other countries All other trademarks mentioned herein are property of their respective companies 2014 Microchip Technology Incorporated Printed in the U S A All Rights Reserved 65 Printed on recycled paper ISBN 978 1 63276 044 9 Microchip received ISO T S 16949 2009 certification for its worldwide headguarters design and wafer fabrication facilities in Chandler and Tempe Arizona Gresham Oregon and design centers in California and India The Company s quality system processes and procedures are for its PIC MCUs and dsPIC DSCs KEELOQ code hopping devices Serial EEPROMs microperipherals nonvolatile memory and analog prod
20. e for the United States and Section Transmitter Antenna from Section 7 1 2 RSS Gen Issue 3 December 2010 User manuals for transmitters shall display the following notice in a conspicuous location for Canada The MRF24J40MD ME module is an R amp TTE Directive assessed radio module for operation in Europe The module tests can be applied toward final product certification and Declaration of Conformity DoC To maintain conformance for Europe refer to module settings in Section 3 4 Australia Additional testing may be required depending on the end application 1 1 Interface Description Figure 1 1 shows a simplified block diagram of the MRF24J40MD ME module The module is based on the Microchip Technology MRF24J40 IEEE 802 15 4 2 4 GHz RF Transceiver IC The module interfaces to many popular Microchip PIC microcon trollers through a 4 wire SPI interface interrupt wake reset power and ground as shown in Figure 1 2 Table 1 1 provides the pin descriptions Serial communication and module configuration for the MRF24J40MD ME module are documented in the MRF 24J40 Data Sheet DS39776 Refer to the data sheet for specific serial interface protocol and register definitions Also see Section 1 4 Operation for specific register settings that are unique to the MRF24J40MD ME module
21. e physical footprint and pin out The PCB trace antenna is the same for both the MRF24J40MD and MRF24J40MB modules The external antenna connector U FL is the same for both the MRF24J40ME and MRF24J40MC modules A 4 Regulatory Approval Due to the requirement for a redesigned module with new RF components new regulatory certifications for the United States FCC Canada IC and Europe were performed When migrating from the MRF24J40MB or MRF24J40MC module to the MRF24J40MD ME mod ule the new FCC ID and IC numbers will have to be displayed on the outside of the finished product Refer to Section 3 1 1 Labeling and User Information Requirements for the United States and Section 3 2 1 Labeling and User Information Requirements for Canada For Europe the R amp TTE Directive will have to be assessed using the new reports listed in Table 3 1 For Australia product certification and compliance folder should be re assessed A 5 Electrical Characteristics Comparison This section helps compare electrical characterization values between modules TABLE A 1 CURRENT CONSUMPTION COMPARISON TA 25 C VDD 3 3V Chip Mode Condition MRF24J40MB MRF24J40MC_ MRF24J40MD ME Units Typ Typ Typ Sleep Sleep Clock Disabled 210 12 10 uA Tx At Maximum Output 130 120 140 mA Power Rx 25 25 32 mA O 2014 Microchip Technology Inc Advance Information DS70005173A page 27 M
22. ed only for your convenience and may be superseded by updates It is your responsibility to ensure that your application meets with your specifications MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED WRITTEN OR ORAL STATUTORY OR OTHERWISE RELATED TO THE INFORMATION INCLUDING BUT NOT LIMITED TO ITS CONDITION QUALITY PERFORMANCE MERCHANTABILITY OR FITNESS FOR PURPOSE Microchip disclaims all liability arising from this information and its use Use of Microchip devices in life support and or safety applications is entirely at the buyer s risk and the buyer agrees to defend indemnify and hold harmless Microchip from any and all damages claims suits or expenses resulting from such use No licenses are conveyed implicitly or otherwise under any Microchip intellectual property rights QUALITY MANAGEMENT SYSTEM CERTIFIED BY DNV ISO TS 16949 Trademarks The Microchip name and logo the Microchip logo dsPIC FlashFlex KEELOQ KEELOQ logo MPLAB PIC PICmicro PICSTART PIC logo rfPIC SST SST Logo SuperFlash and UNI O are registered trademarks of Microchip Technology Incorporated in the U S A and other countries FilterLab Hampshire HI TECH C Linear Active Thermistor MTP SEEVAL and The Embedded Control Solutions Company are registered trademarks of Microchip Technology Incorporated in the U S A Silicon Storage Technology is a registered trademark of Microchip Technology In
23. egrated Low Phase Noise VCO Frequency Synthesizer and PLL Loop Filter Digital VCO and Filter Calibration Integrated RSSI ADC and I Q DACs Integrated LDO High Receiver RSSI Dynamic Range MAC Baseband Features Hardware CSMA CA Mechanism Automatic ACK Response and FCS Check Independent Beacon Transmit and GTS FIFO Supports all CCA modes and RSS LQI Automatic Packet Retransmit Capable Hardware Security Engine AES 128 with CTR CCM and CBC MAC modes Supports Encryption and Decryption for MAC Sub layer and Upper Layer GND RESET WAKE INT SDI SCK DOAO0ON 12 GND 11 GND 10 VIN 7 SDO O 2014 Microchip Technology Inc Advance Information DS70005173A page 1 MRF24J40MD ME Table of Contents LO DEVICONOVEIVISW usina ries tales CNE TRE t EA Ea AA nio 2 0 Circuit BIS OA AT ai AAA ANNA it dana ated 3 0 Regulatory Approval 4 0 Electrical Characteristics Appendix A Revision History mm The MIGrOGhip Web Sieis irinaren Eaa eaaa aa aa a AE Eaa ANEA a Ea AE A ar O Ea a aoaaa aia Ea aigi Customer Change Notification Service ee coi irte E KA Ead eai data 29 Productidentification Syste cc rca 30 TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products To this end we will continue to improve our publications to better suit your needs Our publications w
24. engdu Tel 86 28 8665 5511 Fax 86 28 8665 7889 China Chongqing Tel 86 23 8980 9588 Fax 86 23 8980 9500 China Hangzhou Tel 86 571 8792 8115 Fax 86 571 8792 8116 China Hong Kong SAR Tel 852 2943 5100 Fax 852 2401 3431 China Nanjing Tel 86 25 8473 2460 Fax 86 25 8473 2470 China Qingdao Tel 86 532 8502 7355 Fax 86 532 8502 7205 China Shanghai Tel 86 21 5407 5533 Fax 86 21 5407 5066 China Shenyang Tel 86 24 2334 2829 Fax 86 24 2334 2393 China Shenzhen Tel 86 755 8864 2200 Fax 86 755 8203 1760 China Wuhan Tel 86 27 5980 5300 Fax 86 27 5980 5118 China Xian Tel 86 29 8833 7252 Fax 86 29 8833 7256 China Xiamen Tel 86 592 2388138 Fax 86 592 2388130 China Zhuhai Tel 86 756 3210040 Fax 86 756 3210049 ASIA PACIFIC India Bangalore Tel 91 80 3090 4444 Fax 91 80 3090 4123 India New Delhi Tel 91 11 4160 8631 Fax 91 11 4160 8632 India Pune Tel 91 20 3019 1500 Japan Osaka Tel 81 6 6152 7160 Fax 81 6 6152 9310 Japan Tokyo Tel 81 3 6880 3770 Fax 81 3 6880 3771 Korea Daegu Tel 82 53 744 4301 Fax 82 53 744 4302 Korea Seoul Tel 82 2 554 7200 Fax 82 2 558 5932 or 82 2 558 5934 Malaysia Kuala Lumpur Tel 60 3 6201 9857 Fax 60 3 6201 9859 Malaysia Penang Tel 60 4 227 8870 Fax 60 4 227 4068 Philippines Manila Tel 63 2 634 9065 Fax 63 2 634 9069 Singapore Tel 65 6334 8870 Fax 65 6334 8850 Taiwan
25. formation DS70005173A page 5 MRF24J40MD ME FIGURE 1 4 RECOMMENDED PCB FOOTPRINT D 0 900 gt Top troce keep out area gt o m gt co 3 poora He 0 00 0 820 FIGURE 1 5 MOUNTING DETAILS A Keep area around antenna 7 approximately 1 2 inches 1 2 clear of metallic structures for best performance Edge of PCB gt PCB Ground Plane Counterpoise gt Underneath and extend as far as possible to the sides and below the module at least 0 4 inches on each side for best performance DS70005173A page 6 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME 1 4 Operation The MRF24J40MD ME module is based on the Microchip Technology MRF24J40 2 4 GHz IEEE 802 15 4 RF Transceiver IC Serial communication and configuration are documented in the MRF24J40 Data Sheet DS39776 This section emphasizes operational settings that are unique to the MRF24J40MD ME module design that must be followed for proper operation 1 4 1 PA LNA CONTROL Operation of the PA U6 and LNA U1 is controlled by the MRF24J40 internal RF state machine through RF switches U3 and U4 and the GPIOO GPIO1 and GPIO2 pins on the MRF24J40 Figure 1 6 shows the PA LNA block diagram Figure 2 5 is the schematic diagram for the module The internal RF state machine is configured for the PA LNA Mode by setting TESTMODE
26. he following details of the code protection feature on Microchip devices Microchip products meet the specification contained in their particular Microchip Data Sheet Microchip believes that its family of products is one of the most secure families of its kind on the market today when used in the intended manner and under normal conditions There are dishonest and possibly illegal methods used to breach the code protection feature All of these methods to our knowledge require using the Microchip products in a manner outside the operating specifications contained in Microchip s Data Sheets Most likely the person doing so is engaged in theft of intellectual property Microchip is willing to work with the customer who is concerned about the integrity of their code Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code Code protection does not mean that we are guaranteeing the product as unbreakable Code protection is constantly evolving We at Microchip are committed to continuously improving the code protection features of our products Attempts to break Microchip s code protection feature may be a violation of the Digital Millennium Copyright Act If such acts allow unauthorized access to your software or other copyrighted work you may have a right to sue for relief under that Act Information contained in this publication regarding device applications and the like is provid
27. ill be refined and enhanced as new volumes and updates are introduced If you have any questions or comments regarding this publication please contact the Marketing Communications Department via E mail at docerrors microchip com or fax the Reader Response Form in the back of this data sheet to 480 792 4150 We welcome your feedback Most Current Data Sheet To obtain the most up to date version of this data sheet please register at our Worldwide Web site at http www microchip com You can determine the version of a data sheet by examining its literature number found on the bottom outside corner of any page The last character of the literature number is the version number e g DS30000A is version A of document DS30000 Errata An errata sheet describing minor operational differences from the data sheet and recommended workarounds may exist for current devices As device documentation issues become known to us we will publish an errata sheet The errata will specify the revision of silicon and revision of document to which it applies To determine if an errata sheet exists for a particular device please check with one of the following e Microchip s Worldwide Web site http www microchip com Your local Microchip sales office see last page When contacting a sales office please specify which device revision of silicon and data sheet include literature number you are using Customer Notification System Register on ou
28. ing operation the integrator is responsible for performing Specific Absorption Rate SAR testing in accordance with FCC rules 2 1091 3 1 3 APPROVED EXTERNAL ANTENNA TYPES To maintain modular approval in the United States only the antenna types that have been tested shall be used It is permissible to use different antenna manufacturer provided the same antenna type and antenna gain equal to or less than is used Testing of the MRF24J40MD ME module was per formed with the antenna types listed in Table 2 1 Tested External Antenna Types 3 1 4 HELPFUL WEB SITES Federal Communications Commission FCC http www fcc gov FCC Office of Engineering and Technology OET Lab oratory Division Knowledge Database KDB http apps fcc gov oetcf kdb index cfm 3 2 Canada The MRF24J40MD ME module has been certified for use in Canada under Industry Canada IC Radio Standards Specification RSS RSS 210 and RSSGen Modular approval permits the installation of a module in a host device without the need to recertify the device 3 2 1 LABELING AND USER INFORMATION REQUIREMENTS Labeling Requirements for the Host Device from Sec tion 3 2 1 RSS Gen Issue 3 December 2010 The host device shall be properly labeled to identify the module within the host device The Industry Canada certification label of a module shall be clearly visible at all times when installed in the host device otherwise the host device must be labeled to d
29. ions requires no further evaluation under Article 3 2 of the R amp TTE Directive and does not require further involvement of an R amp TTE Directive Notified Body for the final product Section 2 2 4 The European Compliance Testing listed in Table 3 1 was performed using the antenna types listed in Table 2 1 Tested External Antenna Types 3 3 3 HELPFUL WEB SITES A document that can be used as a starting point in understanding the use of Short Range Devices SRD in Europe is the European Radio Communications Committee ERC Recommendation 70 03 E which can be downloaded from the European Radio Commu nications Office ERO at http www ero dk Additional helpful web sites are e Radio and Telecommunications Terminal Equipment R amp TTE http ec europa eu enterprise rtte index_en htm European Conference of Postal and Telecommunications Administrations CEPT http www cept org e European Telecommunications Standards Institute ETSI http www etsi org European Radio Communications Office ERO http www ero dk e The Radio and Telecommunications Terminal Equipment Compliance Association R amp TTE CA http www rtteca com TABLE 3 1 EUROPEAN COMPLIANCE TESTING Certification Standards Article Laboratory Report Number Date Safety EN 60950 1 2006 A11 2009 A1 2010 3 1 a Health EN 50371 2002 03 EMC EN 301 489 1 V1 8 1 2008 04 3 1 b EN 301 489 17 V2 1 1 2009 05
30. isplay the Industry Canada certification number of the module preceded by the words Contains transmit ter module or the word Contains or similar wording expressing the same meaning as follows Contains transmitter module IC 7693A 24J40MDME User Manual Notice for License Exempt Radio Appara tus from Section 7 1 3 RSS Gen Issue 3 December 2010 User manuals for license exempt radio appara tus shall contain the following or equivalent notice in a conspicuous location in the user manual or alterna tively on the device or both This device complies with Industry Canada license exempt RSS standard s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device Le pr sent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L exploitation est autoris e aux deux conditions suivantes 1 l appareil ne doit pas produire de brouillage et 2 l utilisateur de l appareil doit accepter tout brouillage radio lectrique subi meme si le brouillage est susceptible d en compromettre le fonctionnement DS70005173A page 20 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME Transmitter Antenna from Section 7 1 2 RSS Gen Issue 3 December 2010 User manuals for transmi
31. le 3 2 and are summarized in Table 3 1 European Com pliance Testing A Notified Body Opinion has also been issued All test reports are available on the MRF24J40MD ME product web page at http Awww microchip com The R amp TTE Compliance Association provides guid ance on modular devices in document Technical Guid ance Note 01 available at http www rtteca com html download_area htm Note To maintain conformance to the testing listed in Table 3 1 European Compliance Testing the module shall be installed in accordance with the installation instructions in this data sheet and shall not be modified When integrating a radio module into a completed product the integrator becomes the manufacturer of the final product and is therefore responsible for demonstrating compliance of the final product with the essential requirements of the R amp TTE Directive 3 3 1 LABELING AND USER INFORMATION REQUIREMENTS The label on the final product which contains the MRF24J40MD ME module must follow CE marking requirements The R amp TTE Compliance Association Technical Guidance Note 01 provides guidance on final product CE marking 3 3 2 EXTERNAL ANTENNA REQUIREMENTS From R amp TTE Compliance Association document Tech nical Guidance Note 01 Provided the integrator installing an assessed radio module with an integral or specific antenna and installed in conformance with the radio module manu facturer s installation instruct
32. limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equip ment generates uses and can radiate radio fre quency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a cir cuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help Additional information on labeling and user information requirements for Part 15 devices can be found in KDB Publication 784748 available at the FCC Office of Engi neering and Technology OET Laboratory Division Knowledge Database KDB http apps fcc gov oetcf kdb index cfm 2014 Microchip Technology Inc Advance Information DS70005173A page 19 MRF24J40MD ME 3 1 2 RF EXPOSURE All transmitters regulated b
33. log and 3 0 3 6 V Digital Circuits Supply Voltage for Digital 1 0 3 0 3 3 3 6 V Input High Voltage VIH 0 5 x VDD VDD 0 3 V Input Low Voltage VIL 0 3 0 2 x VDD V TABLE 4 2 CURRENT CONSUMPTION TA 25 C VDD 3 3V Chip Mode Condition Min Typ Max Units Sleep Sleep Clock and PA voltage 10 uA uA regulator Disabled Tx At Maximum Output Power 140 mA mA Rx 25 mA mA TABLE 4 3 RECEIVER AC CHARACTERISTICS Typical values are at TA 25 C VDD 3 3V LO Frequency 2 445 GHz Parameters Condition Min Typ Max Units RF Input Frequency Compatible to 2 405 2 480 GHz IEEE Std 802 15 4 2003 RF Sensitivity 104 dBm Maximum RF Input 500 23 dBm LO Leakage Measured at Balun Matching 60 dBm Network Input at Frequency 2 405 GHz 2 48 GHz Input Return Loss 500 8 12 dB Noise Figure 1 8 dB including matching Adjacent Channel 5 MHz 30 dB Rejection Alternate Channel 10 MHz 40 dB Rejection RSSI Range 50 dB RSSI Error 5 5 dB O 2014 Microchip Technology Inc Advance Information DS70005173A page 25 MRF24J40MD ME TABLE 4 4 TRANSMITTER AC CHARACTERISTICS Typical values are at TA 25 C VDD 3 3V LO Frequency 2 445 GHz Parameters Condition Min Typ Max Units RF Carrier Frequency 2 405 2 475 GHz Maximum RF Output 500 190 d
34. mitter module portion For example com pliance must be demonstrated to regulations for other transmitter components within the host product to requirements for unintentional radiators Part 15 Sub part B Unintentional Radiators such as digital devices computer peripherals radio receivers etc and to additional authorization requirements for the non transmitter functions on the transmitter module i e Verification or Declaration of Conformity e g transmitter modules may also contain digital logic func tions as appropriate 3 1 1 LABELING AND USER INFORMATION REQUIREMENTS The MRF24J40MD ME module has been labeled with its own FCC ID number and if the FCC ID is not visible when the module is installed inside another device then the outside of the finished product into which the module is installed must also display a label referring to the enclosed module This exterior label can use word ing as follows Contains Transmitter Module FCC ID W7OMRF24J40MDME or Contains FCC ID W7OMRF24J40MDME This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation A user s manual for the product should include the following statement This equipment has been tested and found to comply with the
35. nsmitter and antenna type for which approval is being sought with the transmitter output power set at the maximum level Any antenna of the same type having equal or lesser gain as an antenna that had been successfully tested with the transmitter will also be considered approved with the transmitter and may be used and marketed with the transmitter When a measurement at the antenna connector is used to determine RF output power the effective gain of the device s antenna shall be stated based on mea surement or on data from the antenna manufacturer For transmitters of output power greater than 10 milli watts the total antenna gain shall be added to the mea sured RF output power to demonstrate compliance to the specified radiated power limits Testing of the MRF24J40MD ME module was per formed with the antenna types listed in Table 2 1 Tested External Antenna Types 3 2 3 HELPFUL WEB SITES Industry Canada http www ic gc ca O 2014 Microchip Technology Inc Advance Information DS70005173A page 21 MRF24J40MD ME 3 3 Europe The MRF24J40MD ME module is an R amp TTE Directive assessed radio module that is CE marked and has been manufactured and tested with the intention of being integrated into a final product The MRF24J40MD ME module has been tested to R amp TTE Directive 1999 5 EC Essential Requirements for Health and Safety Article 3 1 a Electromagnetic Compatibility EMC Article 3 1 b and Radio Artic
36. pliance testing listed in Table 3 1 was per formed using the antenna types listed in Table 2 1 Tested External Antenna Types 3 4 2 HELPFUL WEB SITES The Australian Communications and Media Authority www acma gov au 3 5 New Zealand The New Zealand radio regulations do not provide a modular approval policy similar to the United States FCC and Canada IC However MRF24J40MD ME module RF transmitter test reports can be used in part to demonstrate compliance against the New Zealand General User Radio License for Short Range Devices New Zealand Radio communications Radio Standards Notice 2010 calls up the AS NZS 4268 2008 industry standard The MRF24J40MD ME module test reports can be used as part of the product certification and compliance folder All test reports are available on the MRF24J40MD ME product web page at http Awww microchip com For more information on the RF transmitter test reports contact Microchip Technology sales office Information on the New Zealand short range devices license can be found in the following web links http www rsm govt nz cms licensees types ofli cence general user licences short range devices and http www rsm govt nz cms policy and planning spec trum policy overview legislation gazette notices prod uct compliance radiocommunications radiostandards notice 2010 To meet overall New Zealand final product compliance the developer must construct a compliance folder con t
37. r web site at www microchip com to receive the most current information on all of our products DS70005173A page 2 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME 1 0 DEVICE OVERVIEW The MRF24J40MD ME is a 2 4 GHz IEEE Std 802 15 4 compliant surface mount module with integrated crystal internal voltage regulator matching circuitry Power Amplifier PA Low Noise Amplifier LNA with PCB Trace Antenna MRF24J40MD or 500 external antenna connector MRF24J40ME The MRF24J40MD ME module operates in the non licensed 2 4 GHz frequency band The integrated module design frees the integrator from extensive RF and antenna design and regulatory compliance testing allowing quicker time to market The MRF24J40MD ME module is compatible with Microchips MiWi Development Environment software stacks The MiWi Development Environment software stack including the source code is available as a free download from the Microchip web site http www microchip com wireless The MRF24J40MD ME module has received regulatory approvals for modular devices in the United States FCC and Canada IC Modular approval removes the need for expensive RF and antenna design and allows the end user to place the MRF24J40MD ME module inside a finished product and does not require regulatory testing for an intentional radiator RF transmitter To maintain conformance refer to module settings in Section 3 1 2 RF Exposur
38. rata Electronics GRM155R71H102KA01D C11 C34 C35 3 0 1 uF Murata Electronics GRM155R61A104KA01D C14 C30 0 Not Populated C19 C21 2 1 8 pF Murata Electronics GRM1555C1H1R8CA01D C20 C22 2 0 5 pF Murata Electronics GRM1555C1HR50CA01D C24 1 1 pF Murata Electronics GRM1555C1H1ROCA01D C26 1 2 2 UF Murata Electronics GRM188R60J225KE19D C27 1 0 2 pF Murata Electronics GRM1555C1HR20WA01D C20 C22 2 0 5 pF Murata Electronics GRM1555C1HR50BA01D C19 1 1 8 pF Murata Electronics GRM1555C1H1R8BA01D C21 1 1 5 pF Murata Electronics GRM1555C1H1R5BA01D C31 C42 2 100 pF Murata Electronics GRM1555C1H101GA01D C32 C33 2 18 pF Murata Electronics GRM1555C1H180JA01D C11 C4 C34 C35 4 100 nF Murata Electronics GRM155R61A104KA01D C2 C10 2 10 nF Murata Electronics GRM155R71E103KA01D C1 C3 C6 C8 C9 C23 C28 C29 C36 C37 C38 C43 12 33 pF Murata Electronics GRM1535C1H330JDD5D C7 C15 C16 C17 C18 5 1 nF Murata Electronics GRM155R71H102KA01D C5 1 1 uF Murata Electronics GRM155C80G105KE19D C24 1 1 pF Murata Electronics GJM1555C1HR75BB01D C44 1 1 5 pF Murata Electronics GRM1555C1H1R5BA01D L2 L5 2 4 7 nH Murata Electronics LQG15HS4N7S02D L4 1 3 0 nH Murata Electronics LQG15HN3N0S02D L6 1 2 7 nH Murata Electronics LQG15HS2N7S02D L7 1 OR Yageo RC0603JR 0710KL L8 1 8 2 nH Murata Electronics LQW15AN8N2J00D L10 1 6 8 nH Murata Electronics LQG15HS6N8J02D AIN GINOVrycsadin 91 aBed ye 190004Sa UOI BWOJU SD0ULAPY oul Bolouuoa dIy90J9N
39. s Refer to Section 3 0 Regulatory Approval for specific regulatory requirements by country DS70005173A page 12 Advance Information O 2014 Microchip Technology Inc MRF24J40MD ME 2 3 Module Schematic A schematic diagram of the module is illustrated in Figure 2 5 and the Bill of Materials BOM is shown in Table 2 2 The MRF24J40MD ME module is based on the Microchip Technology MRF24J40 IEEE 802 15 4 2 4 GHz RF Transceiver IC U2 The Serial I O SCK SDI SDO and CS RESET WAKE and INT pins are brought out to the module pins The SDO signal is tri state buffered by U7 to solve a silicon errata where the SDO signal does not release to a high impedance state after the CS pin returns to its inactive state Crystal X1 is a 20 MHz crystal with a frequency tolerance of 10 ppm 25 C to meet the IEEE Std 802 15 4 symbol rate tolerance of 40 ppm A balun is formed by components L2 L4 L5 C19 C20 C22 and C43 L2 is also a pull up for the RFP and RFN pins on the MRF24J40 C19 also act as a DC block capacitor RF switches U3 and U4 switch between the power amplifier U6 when transmitting and low noise amplifier U1 when receiving A band pass filter U5 is placed after the PA U6 to reduce harmonics The remaining passive components provide bias and decoupling FIGURE 2 4 MRF24J40MD ME APPLICATION SCHEMATIC 3 3V C1 0 1uF To Host Microcontroller To Host Microcontroller O 201
40. sible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Conform ment la r glementation d Industrie Can ada le pr sent metteur radio peut fonctionner avec une antenne d un type et d un gain maximal ou inf rieur approuv pour l metteur par Industrie Canada Dans le but de r duire les risques de brouil lage radio lectrique l intention des autres utilisa teurs il faut choisir le type d antenne et son gain de sorte que la puissance isotrope rayonn e quiva lente p i r e ne d passe pas l intensit n cessaire l tablissement d une communication satisfais ante Immediately following the above notice the manufacturer shall provide a list of all antenna types approved for use with the transmitter indicating the maximum permissible antenna gain in dBi and required impedance for each 3 2 2 APPROVED EXTERNAL ANTENNA TYPES Transmitter Antenna from Section 7 1 2 RSS Gen Issue 3 December 2010 The MRF24J40MD ME module can only be sold or operated with antennas with which it was approved Transmitter may be approved with multiple antenna types An antenna type comprises antennas having similar in band and out of band radiation patterns Testing shall be performed using the highest gain antenna of each combination of tra
41. t ters shall display the following notice in a conspicuous location Under Industry Canada regulations this radio transmitter may only operate using an antenna of a type and maximum or lesser gain approved for the transmitter by Industry Canada To reduce potential radio interference to other users the antenna type and its gain should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication Conform ment a la r glementation d Industrie Canada le pr sent metteur radio peut fonctionner avec une antenne d un type et d un gain maximal ou inf rieur approuv pour l metteur par Industrie Canada Dans le but de r duire les risques de brouillage radio lectrique l intention des autres utilisateurs il faut choisir le type d antenne et son gain de sorte que la puissance isotrope rayonn e quivalente p i r e ne d passe pas l intensit n cessaire l tablissement d une communication satisfaisante The above notice may be affixed to the device instead of displayed in the user manual User manuals for transmitters equipped with detach able antennas shall also contain the following notice in a conspicuous location This radio transmitter identify the device by certifi cation number or model number if Category II has been approved by Industry Canada to operate with the antenna types listed below with the maximum permis
42. terest To register access the Microchip web site at www microchip com Under Support click on Customer Change Notification and follow the registration instructions CUSTOMER SUPPORT Users of Microchip products can receive assistance through several channels e Distributor or Representative e Local Sales Office e Field Application Engineer FAE e Technical Support Customers should contact their distributor representative or field application engineer FAE for support Local sales offices are also available to help customers A listing of sales offices and locations is included in the back of this document Technical support is available through the web site at http microchip com support O 2014 Microchip Technology Inc Advance Information DS70005173A page 31 MRF24J40MD ME PRODUCT IDENTIFICATION SYSTEM To order or obtain information for example on pricing or delivery refer to the factory or the listed sales office Example M x u X a MRF24J40MD I RM Industrial temperature tray b MRF24J40MDT 1 RM Industrial temperature tape and reel Device Module Module Tape and Temperature Type Reel Range Device MRF24J40MD ME 2 4 GHz IEEE Std 802 15 4 RF Transceiver Module with PA LNA and External Antenna Connector Temperature I 40 C to 85 C Industrial Range 2014 Microchip Technology Inc Advance Information DS70005173A page 32 Note t
43. ucts In addition Microchip s quality system for the design and manufacture of development systems is ISO 9001 2000 certified 2014 Microchip Technology Inc Advance Information DS70005173A page 33 MICROCHIP AMERICAS Corporate Office 2355 West Chandler Blvd Chandler AZ 85224 6199 Tel 480 792 7200 Fax 480 792 7277 Technical Support http www microchip com support Web Address www microchip com Atlanta Duluth GA Tel 678 957 9614 Fax 678 957 1455 Austin TX Tel 512 257 3370 Boston Westborough MA Tel 774 760 0087 Fax 774 760 0088 Chicago Itasca IL Tel 630 285 0071 Fax 630 285 0075 Cleveland Independence OH Tel 216 447 0464 Fax 216 447 0643 Dallas Addison TX Tel 972 818 7423 Fax 972 818 2924 Detroit Novi MI Tel 248 848 4000 Houston TX Tel 281 894 5983 Indianapolis Noblesville IN Tel 317 773 8323 Fax 317 773 5453 Los Angeles Mission Viejo CA Tel 949 462 9523 Fax 949 462 9608 New York NY Tel 631 435 6000 San Jose CA Tel 408 735 9110 Canada Toronto Tel 905 673 0699 Fax 905 673 6509 DS70005173A page 34 Worldwide Sales and Service ASIA PACIFIC Asia Pacific Office Suites 3707 14 37th Floor Tower 6 The Gateway Harbour City Kowloon Hong Kong Tel 852 2943 5100 Fax 852 2401 3431 Australia Sydney Tel 61 2 9868 6733 Fax 61 2 9868 6755 China Beijing Tel 86 10 8569 7000 Fax 86 10 8528 2104 China Ch
44. y FCC must comply with RF exposure requirements OET Bulletin 65 Evaluating Compliance with FCC Guidelines for Human Exposure to Radio Frequency Electromagnetic Fields provides assistance in determining whether proposed or existing transmitting facilities operations or devices comply with limits for human exposure to Radio Frequency RF fields adopted by the Federal Communications Commission FCC The bulletin offers guidelines and suggestions for evaluating compliance If appropriate compliance with exposure guidelines for mobile and unlicensed devices can be accomplished by the use of warning labels and by providing users with information concerning minimum separation dis tances from transmitting structures and proper installa tion of antennas The following statement must be included as a CAU TION statement in manuals and OEM products to alert users of FCC RF exposure compliance To satisfy FCC RF Exposure requirements for mobile and base station transmission devices a separation distance of 20 cm or more should be maintained between the antenna of this device and persons during operation To ensure compliance operation at closer than this distance is not recommended The antenna s used for this transmitter must not be co located or operating in conjunction with any other antenna or transmitter If the MRF24J40MD ME module is used in a portable application i e the antenna is less than 20 cm from persons dur
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