Data Sheet - Mouser Electronics
Contents
1. L 2 LINEINL R53 2 0K R54 4 22K C51 5 1 2 1 2 4211 05 DNEINR R51 2 0K R52 422K GND_ PA1 1 C3 C4 1 2 1 2 2 470 50 UT LINA LINE IN 7 rAz eno 0 47ufd 25V R1 EAE 4 1 470pfd 50V 470pfd 50V TEN 1 2 99 C1 3 32K 20 J7 T2 Lj NA R56 R55 10 0 47ufd 25V 2 1 2 14 6 R59 2 0K R60 4 22K un m i 2 1 z GND 15 4 22K C64 I 4 RINB 741 5 t 141 RINB ALLPASS NENNT 470pfd 50V2. DAREF 1 5R2 SM DAREF1 5R2 CL1 22 I I5IIII II IJHIIIINII IIIXUI DAREFI 5R2 CL2 R MASK DAREFI 5R2 SM2 ASSEMBLY NOTES PLATED THROUGH HOLES DAREFI 5R2 PLT THIS FILE DAREFI 5R2 FAB Hole Schedule UNLESS OTHERWISE SPECIFIED DIMENSIONS IN INCHES TOLERANCES CORNERS 075 R ANGLES 5 DEGREES HOLE DIAMETERS 0B80 7 3 080 004 DIMENSIONAL LIMITS APPLY AFTER PLATING AND COATING Symbol Quan Size XUYUZAIGTITOU CD 0 6 6 07 6 6 NO SS TEXAS INSTRUMENTS INC 2001 DIGITAL AUDIO SOLUTIONS GROUP TAS3002 3004 REFERENCE DESIGN BOARD FAB NOTES DAREFI 5R2 FAB TYPE SIZE DAREF105R2 TAS3002 TAS3004 Reference Design Board Rev 1 Page 1 of 2 TEXAS INSTRUMENTS INTEGRATED CIRCUITS DESCRIPTION REFERENCE DESIGNATORS UpDated 15 Mar 01 MFG PART NUMBER VENDOR PART NUMBER 1 TAS3002CPFBTQFP48 PFB TAS3004CPFB 1 TAS3002CPFB 2 TLV2362PWR TSSOP8 PW TLV2362PWR 1 171 TLV2362IPWR TI 3 TPA0112PWP HTSSOP24 PWP_ TPA0112PWP PA1 1 TPA0112PWP TI 4 TPS76433DBV SOT23 DBV5 TPS76433DBV VR2 1i TPS76433DBV TI TYPE SIZE CAPACITORS DESCRIPTION REFERENCE DESIGNATORS MFG PART NUMBER VENDOR PART NUMBER 5 C0603 0603 15pfd CY1 CY2
3. Title TAS3002 3004 1 0 59 n Engineers Fred Shipley 100 50 Dote Mon Jun 11 2001 Time 15 05 23 Rev 1 Mod 0 Sheet 1 of 2 Paddle Board BAAD Filename DAREF1 5R2 sch Drawn By LDN File Location NNReferenceDesignsNDAREF 105N 114148 LAAA 2 1 0 R34 AAA VR1 10 2 RA LM317EMP i R37 1 2 1 0 R38 1 0 1 2N7002 TPS764353DBV C36 za 2 EE 10 16 1 ufd 16V C38 2 EX 10ufd 16V C41 2 1 ufd 16V 42 A 1 0 C43 FB3 1 2 FB0805 DGND 5 OA EN GND PA TLV2362PWR 2 10ufd 16V C45 Revision 2 Mod Texas Instruments Inc Digital Audio Group e Project TAS5002 35004 Reference Design Board p Page Title Power Supply Decoupling 0 25 E 5VA 1 1 10ufd 16V C49 2 EE 10ufd 16V C53 1 C48 r GND PA Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery amp Lifecycle Information Texas Instruments DA REF105
4. This chapter details the operation of the TAS3004 reference board Topic Page 3 1 Power Up Sequence P sa 3 2 3 22 Switch Functions for Digital Equalization 3 2 3 3 Software s a s s ns 3 3 3 4 Software Installation nmmn n n a 3 3 3 5 XS EQIGUIStart pz nn E 3 4 3 1 Power Up Sequence 3 4 Power Up Sequence The power up sequence for the speaker equalization board is very simple 1 Insert either the EEPROM or the PS2 PC interface cable into the socket provided on the board Verify the position of pin 1 2 Connect 9 Vdc to the positive terminal of the power supply cable and connect a ground to the negative terminal 3 Insert the 2 5 mm power connector into PJ1 4 Turnon the power supply and verify the board draws a current of less than 150 mA 5 Turn off the power 6 Connect a 1 V rms analog signal to the 3 5 mm stereo input jack This input can be provided either through a signal generator a CD player or other sound generation equipment Some CD players provide up to 2 V rms and may cause distortion 7 Connect the output to unamplified stereo speakers via the RCA output jacks This output can be measured by a signal analyzer or played through speakers Alternatively connect stereo headphones to the 3 5 mm stereo headphone connector Connecting the headphones also bypasses any digital equalization 8 Turn on the power to the s
5. 3 6 4 1 TAS3004 Reference Board Block Diagram 4 2 Tables Switch Functions for Speaker Equalization 3 3 EEPROM Programming Examples 5 1 viii Chapter 1 Overview The TAS3004 reference board demonstrates the operation of the digital equalization and the dramatic improvements that 32 bit digital audio signal processing can make on the quality of sound Topic Page 1 Modes of Operation eeaeee e E E E 1 2 2 P Features 1 2 1 3 Environment Working Conditions 1 3 1 4 Description ofinputs 1 3 1 3 S Descriptioniot Outputs 1 3 16 ma 1 3 Modes of Operation 1 1 Modes of Operation 1 2 Features An analog stereo input signal is provided through a 3 5 mm stereo jack The left and right channels of the signal are filtered and converted the analog to digital converter in the TAS3004 into left and right digital signals The digital signals are processed by the TAS3004 and then converted to analog via the digital to analog converter of the TAS3004 The analog left and right signals are amplified at the output stage and routed to the speaker and headphone output connectors This provides drive for unamplified speakers via RCA jacks and stereo headphones via a 3 5 mm jack The configuration of the TAS300
6. Block Diagram A functional block diagram of the TAS3004 reference board is shown in Figure 4 1 4 1 Figure 4 1 TAS3004 Reference Board Block Diagram Crystal Oscillator Master Mode J2 Stereo Line Input Microphone 1 c 5 Preamplifier E TAS3004 Monaural Input Output Power Amplifier Ls TAS1020A EVM TAS3004 Slave Mode JB1 100 5 EEPROM GPI Switches 4 2 q Chapter 5 Utilization Overview The TAS3004 reference board is shipped in PC mode It does not come with the EEPROM installed because the EEPROM contains equalization coefficients specific to a set of speakers at the Texas Instruments digital audio lab If the stand alone mode of operation is desired a 24LC04 or a 24LC16 EEPROM should be programmed and installed in the 8 pin DIP socket on the TAS3004 reference board The 24LC04 EEPROM is used for a system containing two speakers 2 0 and up to five equalizations normal jazz rock etc with the same equalization for both the right and left channels The 24LC16 EEPROM is used for a system containing two speakers 2 0 and up to five equalizations normal jazz rock etc with different equalization for both the right and left channels Table 5 1 EEPROM Programming Examples EEPROM Mode 241 04 512 8 2 0 Left EQ Right EQ 24LC16 16K 2048
7. Click the Tone button in the EQ GUI window Figure 3 1 a In the TONE panel Figure 3 2 h adjust the bass and treble to the desired level The graphic equalizer can also be selected to adjust specific frequencies Click the Graphic EQ button in the EQ GUI window Figure 3 1 a Select the appropriate gr file from the Graphic Equalizer panel Figure 3 2 e Note the Graphic Equalizer panel and the EQ SELECT panel do not operate simultaneously The settings in the active window override the settings in the other window Click the Analog D M button in the EQ GUI window Figure 3 1 a Pick the proper input select in the Analog Control Register window Figure 3 2 f EQ GUI Start Up Figure 3 1 Part EQ GUI Board Operation EQ GUI Start Up Figure 3 2 Part II EQ GUI s MA 1st 3004 Select EPROM 20 2 C 20 Ae Select File Text Analog Control Register Select Analog Input A Stereo B Stereo B Left Monaural B Right Monaural Select Power Down f Normal Operation Analog Power Down Select De emphasis iv Off 48 KHz 44 1 KHz 3 6 Graphic Equalizer 123 330 880 2349 4 gt mmm gt p 0 HB gt 0 VOLUME LEFT RIGHT I 05 1 n 3 A bg 1 bd d tad bd Chapter 4 TAS3004 Reference Board
8. RES 4 22K OHM 1 16W 1 0603 SMD R52 R54 R55 R60 4 Panasonic ERJ 3EKF4221V P4 22KHTR ND DIGIKEY R2 R4 R24 R25 R26 R45 R46 33 RES 4 99K OHM 1 16W 196 0603 SMD R47 R48 R49 R50 11 ERJ 3EKF4991V P4 99KHTR ND DIGIKEY 34 RES 10 0K OHM 1 16W 1 0603 SMD R6 R41 2 Panasonic ERJ 3EKF1002V P10 0KHTR ND DIGIKEY 35 RES 15 0K OHM 1 16W 196 0603 SMD R56 1 ERJ 3EKF1502V P15 0KHTR ND DIGIKEY 36 RES 20 5K OHM 1 16W 1 0603 SMD R35 1 ERJ 3EKF2052V P20 5KHTR ND DIGIKEY 37 RES 24 9K OHM 1 16W 1 0603 SMD R16 R18 2 Panasonic ERJ 3EKF2492V P24 9KHTR ND DIGIKEY TAS3002 TAS3004 Reference Design Board Rev 1 Page 2 of 2 RESISTORS CONTINUED s TYPE SIZE DESCRIPTION REFERENCE DESIGNATORS MFG PART NUMBER VENDOR PART NUMBER RES 47 5K OHM 1 16W 1 0603 SMD R7 R9 R10 R28 4 Panasonic ERJ 3EKF4752V P47 5KHTR ND DIGIKEY RES 249K OHM 1 16W 1 0603 SMD R8 1 ERJ 3EKF2493V P249KHTR ND DIGIKEY 40 ARE 0805 RES 1 0 OHM 1 10W 5 0805 SMD 40 1 ERJ 6RQJ1R0V P1 0BTR ND DIGIKEY 41 RES 215 OHM 1 10W 1 0805 SMD R36 1 ERJ 6ENF2150V P215CTR ND DIGIKEY 42 RES 649 OHM 1 10W 1 0805 SMD R39 1 Panasonic ERJ 6ENF6490V P649CTR ND DIGIKEY 4381206 RC1206 RES 1 OHM 1 8W 5 1206 SMD R31 R32 R33 3 Panasonic ERJ 8RSJR10V P 10PTR ND DIGIKEY 44 RESISTOR 1 0 OHM 1 8W 5 1206 R3
9. analog signal A preamplifier made of a TLV2362 with a gain of approximately 30 dB has been added to increase the amplitude to a level that can be accurately processed by the TAS3004 With a gain of 30 dB a 28 mV signal produces a full scale ADC output Because most common microphones are electret and must have a bias the other amplifier in the TLV2362 is used as a voltage follower to generate this bias The TLV2362 provides a bias voltage of 2 5 V The microphone input is a 3 5 mm stereo connector J3 on the TAS3004 reference board The tip connection is for the microphone signal and the ring connection is the bias When the TAS3004 reference board is initialized the line input analog input A is the active input for this board This circuit also functions with many dynamic microphones A stereo line input is provided through another 3 5 mm stereo connector J2 The tip connection is the left channel and the ring connection is the right channel Because the TAS3004 contains internal buffer amplifiers only input capacitors are necessary for connection to the codec The full scale input signal to the TAS3004 is 0 7 V rms therefore an input attenuator has been added to reduce the input signal PC sound cards usually produce 1 V rms and some consumer audio equipment can produce peaks up to 2 V rms The input attenuator is designed to produce full scale output when a 1 V rms signal is applied to the input The line input can be
10. describes the operation of the switches Table 3 1 Switch Functions for Speaker Equalization CORE P rr BE inl p qug e cese meum qug ppm nemus ENT EFI L EE T L 3 3 Software When the EEPROM used to configure the TAS3004 reference board is replaced by the PS2 cable the configuration ofthe TAS3004 equalization can be done through the software GUI program from a PC In the software GUI operation mode the six on board switches are disabled and the seven bands of digital equalization volume bass and treble are controlled via the software Refer to the Software GUI User s Manual for instructions on how to use this feature 3 4 Software Installation 3 4 1 PC Setup Set the parallel port on the PC into EPP mode If EPP mode is not available bidirectional or PS 2 mode often works The parallel port configuration can be changed in the system setup during PC boot up Installation from EQ Software Tools CD 1 Insert the EQ Software Tools CD 2 Run Setup exe from the root directory 3 Follow the installation directions Board Operation 3 3 EQ GUI Start Up 3 5 EQ GUI Start Up 3 4 Installation from DAREF105 EVM CD 1 Insertthe DAREF105 EVM CD 2 Run Setup exe from the Software directory of the EVM CD 3 Follow the installation directions Connection
11. installed on the board The digital output is connected to JB1 a TAS1020A EVM compatible 40 pin IDC connector This output can be used to drive other devices if the inter connecting cable is kept short about 6 inches For use with the TAS1020A EVM or other digital mastering devices the board must be reconfigured 1 Remove the crystal Y1 from its socket 2 Remove R21 3 Remove CY2 4 Add JP1 supplied 5 Add JP2 supplied 6 Unsolder and lift pin 7 of the TAS3004 U1 This maps the TAS3004 to 12C address 6Ah 7 Install the 40 pin IDC connector supplied on the bottom of the board if operation with the TAS1020A is desired 8 When using with a TAS1020A EVM place the supplied piece of weather stripping over JB1 to prevent short circuits 9 Plug the TAS3004 reference board into JB2 of the TAS1020A EVM 10 Apply 9 power to the TAS3004 board 11 Follow instructions for the TAS1020A EVM in the TAS1020A EVM user s guide TAS1020A firmware will have to be written to interface the two boards Systems Components 2 3 2 8 EEPROM 2 4 The TAS3004 is capable of being configured by data loaded from an external EEPROM This EEPROM is not shipped with the EVM because it contains specific speaker equalization and the target speakers are unknown has several preprogrammed EEPROMS that contrain equalization code for speakers by various manufacturers 3 Board Operation
12. output is via two RCA connectors The power amplifier output signal is capable of driving 4 to 8 Q speakers at up to 2 W channel of power 1 6 Power Supply The power supply for the speaker equalization board is 9 Vdc The average current that the board draws is about 1 0 A when driving speakers and less than 150 mA when no speakers are connected Overview 1 3 1 4 Chapter 2 Systems Components This chapter details individual circuits and functions within the TAS3004 reference board Topic Page 2 1 Power Supplies and Decoupling 2 2 2 2 Microphone Amp and 2 2 2 329 Ine Input MM TUS 2 2 24 FADC DAGIEUMCHIONS mun n n n n ss 2 3 2 5 TAS3004 Digital Equalization 2 3 2 6 Clock Generation Master Mode 2 3 2 7 Digital Audio Slave Mode 2 3 28 EEPROM e S eer E SS ns 2 4 2 1 Power Supplies and Decoupling 2 1 Power Supplies and Decoupling The system uses a TL317 linear regulator to convert the 9 Vdc input to 5 Vdc to power the operational and power amplifiers and a TPS76433 LDO to convert the 5 V power to 3 3 V to power the TAS3004 All power input pins are decoupled with 0 1 uF capacitors 2 2 Microphone Amp and Bias 2 3 Line Input 2 2 The microphone input to the TAS3004 reference board is a low level
13. selected by using the analog control panel with the software GUI ADC DAC Functions 2 4 ADC DAC Functions The TAS3004 reference board takes an analog stereo audio input or a mono microphone signal and converts the signal to digital so that digital equalization can be performed The digital signal is then converted back into analog and sent to an external device The analog to digital A D and digital to analog D A functions are performed by the TAS3004 The TAS3004 contains a stereo A D and D A 24 bit delta sigma converter The TAS3004 is capable of operating at a 48 kHz sampling frequency The digital serial input option is set to programmable with the software GUI When initialized the device defaults to the 20 bit 125 mode 2 5 TAS3004 Digital Equalization The TAS3004 stereo audio digital equalizer contains a 32 bit digital audio signal processor It provides seven bands of parametric equalization bass treble and volume control dynamic range compression and dynamic loudness contour 2 6 Clock Generation Master Mode The master clock for the TAS3004 reference board is provided by an external crystal connected to the TAS3004 internal oscillator The oscillator runs at 12 288 MHz The other digital audio timing signals are provided by circuitry in the TAS3004 2 7 Digital Audio Slave Mode The TAS3004 reference board is shipped as a digital audio master Its default mode of 20 bit 125 is used A 12 288 MHz crystal is
14. 0 R37 R38 3 Panasonic ERJ 8GEYJ1ROV P1 0ECT ND DIGIKEY 45 RES 10 OHM 1 8W 196 1206 SMD R29 R34 R42 3 Panasonic ERJ 8ENF10ROV P10 0FTR ND DIGIKEY 46 FB0805 FB0805 FERRITE BEADS DESCRIPTION BEAD CORE 39 OHM 4A 0805 SMD REFERENCE DESIGNATORS FB3 EN Panasonic MFG PART NUMBER EXC ML20A390U VENDOR PART NUMBER P10191TR ND DIGIKEY 47 FB1206 FB1206 FERRITE SMT 1206 1 5A 31 OHMS FB2 STEWARD MI1206K310R 00 240 1036 2 ND DIGIKEY al TYPE SIZE DESCRIPTION SEMICONDUCTORS REFERENCE DESIGNATORS MFG PART NUMBER VENDOR PART NUMBER SIZE DESCRIPTION CONNECTORS REFERENCE DESIGNATORS MFG PART NUMBER 1N4148 DIODE 100V 500MW FAST 8 LL4148 DL 35 SWITCHING CR1 1 DIODES 1N4148 LL4148DICT ND DIGIKEY MICROCHIP 49 24LC64 DIP8 IC 24LC64 EPROM 1 Technolo 24LC64 IP 24LC64 I P ND DIGIKEY 50 CMD15 15 LED GREEN DIFF 1206 SMD LED1 1 Chicago Miniature CMD15 21VGD TR8 L62305TR ND DIGIKEY 51 2 7002 SOT23 DBV3 TRANS 60V N CHANNEL TO236 NFET1 1 2 2 7002 2N7002TR ND DIGIKEY 52 FMMT2222A__ SOT23 DBV3 Transistor 2 2222 Q1 1 ZETEX FMMT2222ATA FMMT2222ATR ND DIGIKEY 53 CRYSTAL SCHXTAL_SCKT 12 288 2 Y1 1 ECS ECS 122 8 S 4 X174 ND DIGIKEY National 54 0 317 50 223 Voltage Regulator LM317 VR1 1 Semiconductor LM317EMP LM317
15. 2 Panasonic ECJ 1VC1H150J PCC150ACVTR ND DIGIKEY 6 100pfd C20 C58 C59 3 Panasonic ECU V1H101JCV PCC101ACVTR ND DIGIKEY C3 C4 C5 C17 C28 C51 C60 7 CAP CERAMIC 470PF 50V 0603 SMD C61 C62 C63 C64 11 ECJ 1VC1H221J PCC471BVTR ND DIGIKEY 8 CAP 1200PF 50V CERAMIC 0603 SMD C22 C23 2 Panasonic ECU V1H122KBV PCC122BVTR ND DIGIKEY 9 CAP 1500PF 50V CERAMIC 0603 SMD C33 1 ECU V1H152KBV PCC152BVTR ND DIGIKEY 10 CAP 68000PF 16V CERM X7R 0603 C34 1 Panasonic PCC1760TR ND PCC1760TR ND DIGIKEY C9 C26 C29 C31 C32 C39 C45 11 CAP 1UF 16V CERAMIC X7R 0603 47 C49 C50 C53 C55 57 13 Panasonic ECJ 1VB1C104K PCC1762TR ND DIGIKEY 12 C0805 RC0805 CAP 10000PF 50V CERM CHIP 0805 40 1 ECJ 2VB1H103K PCC103BNTR ND DIGIKEY 13 1UF 50V CERAMIC X7R 0805 C42 C43 2 Panasonic ECJ 2YB1H104K PCC1840TR ND DIGIKEY 14 15UF 25 CERAMIC X7R 0805 C15 1 Panasonic ECJ 2YB1E154K PCC1830TR ND DIGIKEY C1 C2 C8 C11 C12 C13 C14 15 47UF 16 CERAMIC X7R 0805 C16 C18 C19 C27 11 ECJ 2YB1C474K PCC1818TR ND DIGIKEY 16 CAP 1UF 16V CERAMIC Y5V 0805 C30 C54 C56 3 Panasonic ECJ 2VF1C105Z PCC1849TR ND DIGIKEY 17 1206 RC1206 CAP 33UF 25V CERAMIC X7R 1206 C37 1 Panasonic ECJ 3VB1E334K PCC1889TR ND DIGIKEY C25 C35 C36 C38 C41 C44 18 5 10 16 VSB 10UF 16 VS ELECT SMD C46 C48 C52 9 Panasonic ECE V1CA100SR PCE3062TR ND DIGIKEY 19 VSB33 10 CAP_VSB CAP 3
16. 3 5mm Stereo SW 470 50 0 47 25 GND gt gt gt gt R3 Jx e kS 0 47 nas AS u 2 1 29 543 SF 5 IN TAS3002 C11 Suet DHE 2 49K Jt ca 2 0993 our TAS3004 its re re PowerAmp du 12 S 47ufd 25V 2 Watt OUT 3 E E HERD TLV2362PWR C12 J4 470 50 Power Am p R 1 MIC BIAS AGND AQUTE PPM DES t T Left OUT J3 te R5 15 R6 C13 V NES ze 2 n 1 2 gt 1 16 n 10 IN 1007114 i 018 0725 10K 6 LNB 0 47ufd 25V LN 1 5 5 112 5 i Og MIC IN 1 0 x 6 47ufd 25V 5 Right OUT AGND 4 C20 C14 LHPIN ROUT 74 4 ADUTR r4 8 RIN 5 _ 100pfd 50V Q 47ufd 25V NEC ASSET I 2 7415 20 Bypass H C60 249K 0 47ufd 25V 2 EN 1 gt v AGND SHUTDOWN SHUTDOWN SHUTDOWN t 22 SHUTOOWN 515 470pfd 50V TAS1020EVM Pin 14 5 Mii EAE 14 Ppc BEEP S mH 481 LED1 ON 4 TPA0112PWP 470pfd 50V LINE INPUT SELECTED 0 C62 112 1 u1 470pfd 50V 22 unalt C63 MCLKO1 MCLK ISDIN1 23 50 2 48 1 2 4 _ 1 470pfd 50V CDATO SDIN1 SDOUT 26 spouri 25 SD0UT2 RINA SDA SDA SDOUT_ ADC are 41 RESET LRCLK 19 i RCLK O SCLK 22 C22 1200 4 50 16 MCLK OUT 1 2 2 R10 1 JP1 15 24 9 tz 5VA MCLK 1
17. 35 INSTRUMENTS DAREF105 TAS3002 TAS3004 Reference Design Board User s Guide June 2001 Digital Audio Products SLEU004 IMPORTANT NOTICE Texas Instruments and its subsidiaries TI reserve the right to make changes to their products or to discontinue any product or service without notice and advise customers to obtain the latest version of relevant information to verify before placing orders that information being relied on is current and complete All products are sold subject to the terms and conditions of sale supplied at the time of order acknowledgment including those pertaining to warranty patent infringement and limitation of liability TI warrants performance of its products to the specifications applicable at the time of sale in accordance with standard warranty Testing and other quality control techniques are utilized to the extent Tl deems necessary to support this warranty Specific testing of all parameters of each device is not necessarily performed except those mandated by government requirements Customers are responsible for their applications using Tl components In order to minimize risks associated with the customer s applications adequate design and operating safeguards must be provided by the customer to minimize inherent or procedural hazards Tl assumes no liability for applications assistance or customer product design TI does not warrant or represent that any license either expre
18. 3UF 10V ELECT VS SMD C10 C21 2 Panasonic ECE V1AA330WR PCE3175TR ND DIGIKEY 20 KGA15 16 C160060 020 KG RAD ALUM ELEC CAP 15MFD 16V 24 1 1 150 P911 ND DIGIKEY 21 FC100 25 C250100 030 CAP 100UF 25V ELECT FC RADIAL C6 C7 2 Panasonic EEU FC1E101S P10269 ND DIGIKEY em TYPE SIZE DESCRIPTION RESISTORS REFERENCE DESIGNATORS MFG PART NUMBER VENDOR PART NUMBER 280603 0603 RES ZERO OHM 1 16W 5 0603 SMD R21 R63 2 Panasonic ERJ 3GSYOROOV P0 0GCT ND DIGIKEY RES 10 0 OHM 1 16W 196 0603 SMD R22 1 ERJ 3EKF10R0V P10 0HTR ND DIGIKEY E RES 27 4 OHM 1 16W 196 0603 SMD R23 1 ERJ 3EKF27R4V P27 4HTR ND DIGIKEY R13 R14 R15 R17 R19 R20 25 RES 49 9 OHM 1 16W 1 0603 SMD R27 R43 R44 R57 R58 11 ERJ 3EKF49R9V P49 9HTR ND DIGIKEY 26 RES 332 OHM 1 16W 196 0603 SMD R5 1 ERJ 3EKF3320V P332HTR ND DIGIKEY 27 RES 1 00K OHM 1 16W 1 0603 SMD R11 R12 2 Panasonic ERJ 3EKF1001V P1 00KHTR ND DIGIKEY 28 RES 1 50K OHM 1 16W 1 0603 SMD R61 R62 2 Panasonic ERJ 3EKF1501V P1 50KHTR ND DIGIKEY 29 RES 2 00K OHM 1 16W 1 0603 SMD R51 R53 R59 3 Panasonic ERJ 3EKF2001V P2 00KHTR ND DIGIKEY 30 RES 2 49K OHM 1 16W 196 0603 SMD R3 1 ERJ 3EKF2491V P2 49KHTR ND DIGIKEY 31 RES 3 32 OHM 1 16W 1 0603 SMD R1 1 ERJ 3EKF3321V P3 32KHTR ND DIGIKEY 32
19. 4 is controlled via the software GUI PC mode or an onboard EEPROM stand alone mode PC Mode The TAS3004 reference board is connected directly to a PC parallel port a paddle board DAREF106R1 board included in kit EQ GUI software is installed on the PC to exercise full control of the TAS3004 Menus allow control of volume tone dynamic range compression EQ selection mixer settings format 2 control loudness analog output selection and EEPROM snapshot for stand alone mode Stand Alone Mode By burning a TAS3004 configuration snapshot into an EEPROM volume bass treble and EQ selection control is maintained via momentary contact switches See Section 5 EEPROM Utilization Overview for a detailed description of how to burn the EEPROM data In stand alone mode the embedded microcontroller in the TAS3004 is accessed via six GPIO pins to provide conttol over volume bass treble and EQ selection The switches and the EQ settings they provide are described in Section 3 2 The TAS3004 reference board can be configured as an IIS master or slave Itis shipped as an IIS master This system receives and transmits digital data at a 48 kHz sampling frequency when it is used in the master mode The TAS3004 reference board has the following features TAS3004 stereo audio digital equalizer Operation via either a pre programmed EEPROM or via the PC through a paddle board DAREF106 and GUI software program Six switches us
20. 9 XTLIN1 XTLINI MCLK AINLM i 5 47 5K From NFET1 LRCLK 14 2 C23 1200 50 R18 Q Q1 R12 112 t 1 2 1 SCL 15 5 3 24 9K a 1 0K mE SDA SDA AGND FMMT2222A 5 j 5 39 SCLK 1 RESET 6 NDA AOUTL AOUTL PA1 7 cs1 vcoM 38 PWRDWN 37 8 ij 55 AUR 34 AOUTR 9265 Reo 21 5 36 gt c VRFILT VRFILT 0 3 2 foo vrerp 44 VREFP DX 5 5 SHUTDOWN 1 41 1 7 B pa gt of S 12 288 2 _ Hios n TS ATE V 104 CAP PLL CAP_PLL v No 33 05 D rolas So 17 00 2 avop OTA 5 Tn S DVDD DVDD m IN AVSSREF 3 18 vss avss 4 i TAS3004PFB Vv V gt o gt AGND DGND AGND els gts EPROM gt s x DVDD 4 STUFF OPTIONS PU 4 gt ENDE SDA E Mode Master Slave ASN AGND 24LC64 49 9 Je dy Jx g 21 oS 58 gt 5 UPI OUT IN des c 2 NSO mv e v s O na amp cy x gt Volume Bass Treble Control Tt QV JF JP2 OUT IN ag 5 Y1 IN OUT R45 4 99K R48 4 99K se moe 7 Texas Instruments Inc SDA 1 IN OUT 9 l A K CY2 IN OUT Digital Audio Group RESET ot V Project TAS3002 3004 Reference Design Board 1 2 ize ox 5 pene 52
21. EMPTR ND DIGIKEY VENDOR PART NUMBER 5 MINI ST SW 3 5MM ST 93 5 Stereo SW J1 1 DGS PRO Audio 161 3503 MOUSER 6 MINI 3 5MM ST CONN AUDIO JACK 3 5MM STEREO J2 Line In J3 Mic In 2 CUI STACK SJ 3535N CP 3535N ND DIGIKEY E 16 097 16PJ097 Left OUT Right OUT J4 Left Out J5 Right Out 2 dGS PRO Audio 16PJ097 16PJ097 MOUSER 58 PS2 6F PS2 CP2460 MINI DIN RECEPT UNSHIELD 6 POS J6 1 STACK MD 60S CP 2460 ND DIGIKEY 59 JMP2 SIP2 040 No Value JP1 JP2 JP3 J7 RINB 4 Sullins Electronics 2 025 1011 02 ND DIGIKEY 60 PWRJACK_MI JACK_RASH712P 2 5MM PWRJACK HYBRID SMD PJ1 1 SWITCHCRAFT RASH712 SC1154 ND DIGIKEY 61 SW P8050 5 P8050 SWITCH LIGHT TOUCH 240GF SMD S1 S2 S3 54 S5 S6 6 Panasonic EVQ PPDA25 P8087STR ND DIGIKEY 62 24LC64 DIP8 8 pin Dip socket EPROM 1 Mill Max 110 13 308 41 001 ED56083 ND DIGIKEY 63 SHORTING JUMPER TIN JP3 install after item 59 installed 1 Sullins Electronics 5 025 S9000 ND DIGIKEY HARDWARE MFG PART NUMBER VENDOR PART NUMBER TYPE SIZE DESCRIPTION REFERENCE DESIGNATORS Electronic Specialty BUMPON HEMISPHERE 44X20 CLEAR 4 Market 3M SJ5303 7 ND DIGIKEY SJ 5303 CLEAR
22. ard operations of a mono microphone or stereo application Supplementally included on CD in the TAS3004 reference board kit is the software GUI documentation This design is an example reference design that can be customized for specific applications NOTE In the default configuration the TAS3004 reference board comes assembled with the TAS3004 chip This board can also be used as is to evaluate the TAS3002 because the difference between the chips is minimal How to Use This Manual This document contains the following chapters D D Chapter 1 Overview Chapter 2 System Components Chapter 3 Board Operation Chapter 4 TAS3004 Reference Design Board Block Diagram Chapter 5 Utilization Overview Related Documentation From Texas Instruments d TAS1020A EVM User s Guide Literature SLEU002 TAS3002 Digital Audio Processor With Codec data manual Literature No SLAS307B TAS3004 Digital Audio Processor With Codec data manual Literature No SLAS325 Trademarks FCC Warning Trademarks vi TLV2362 High Performance Low Voltage Operational Amplifiers data sheet Literature No SLOS195B 0112 2 Stereo Audio Power Amplifier With Four Selectable Gain Settings data sheet Literature No SLOS204B TPS76433 Low Power Low Noise 150 mA Low Dropout Regulator data sheet Literature No SLVS180B Software GUI release No 2 0 or higher This equipment is i
23. ed product s under the following conditions This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use As such the goods being provided may not be complete in terms of required design marketing and or manufacturing related protective considerations including product safety measures typically found in the end product incorporating the goods As a prototype this product does not fall within the scope of the European Union directive on electromagnetic compatibility and therefore may not meet the technical requirements of the directive Should this evaluation kit not meet the specifications indicated in the EVM User s Guide the kit may be returned within 30 days from the date of delivery for a full refund THE FOREGOING WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY SELLER TO BUYER AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED IMPLIED OR STATUTORY INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE The user assumes all responsibility and liability for proper and safe handling of the goods Further the user indemnifies TI from all claims arising from the handling or use of the goods Please be aware that the products received may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the product it is the user s responsibility to take any and all appropr
24. ed to control the volume bass treble and equalization Mute control LED to indicate the analog input channel selected A 12 288 MHz master clock frequency Sampling rate of 48 kHz used for both 1 V rms stereo line inputs and ana log stereo output signals A mono microphone input Stereo 2 W channel differential output audio power amplifier Operates from a 9 Vdc power supply Onboard 3 3 V and 5 V voltage regulators Digital input output port compatible with the TAS1020A EVM LDDDD Environmental Working Conditions 1 3 Environmental Working Conditions The circuit is designed to operate in a laboratory type environment 1 4 Description of Inputs The inputto the TAS3004 reference board is a 3 5 mm stereo jack for both the microphone input and the line input The line input signal required is a stereo analog signal The analog input range is ground to a maximum of 1 V rms The microphone input signal is designed to amplify and bias a three wire elec tret microphone The board initializes with analog input A the line input selected To switch to the microphone input the software GUI must be used A 2 pin header is provided to facilitate the use of the second B input when in the mono mode 1 5 Description of Outputs The headphone output is a 3 5 mm stereo jack The headphone output is a stereo analog audio signal of 150 mW rms The output is capable of driving 32 Q headphones The power amplifier
25. iate precautions with regard to electrostatic discharge EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES currently deals with a variety of customers for products and therefore our arrangement with the user is not exclusive Tl assumes no liability for applications assistance customer product design software performance or infringement of patents or services described herein Please read the EVM User s Guide and specifically the EVM Warnings and Restrictions notice in the EVM User s Guide prior to handling the product This notice contains important safety information about temperatures and voltages For further safety concerns please contact the TI application engineer Persons handling the product must have electronics training and observe good laboratory practice standards No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine process or combination in which such TI products or services might be or are used Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2001 Texas Instruments Incorporated EVM WARNINGS AND RESTRICTIONS It is important to operate this EVM within the specified input and output ranges described in the EVM User s Guide Exceeding the specified input range may cause une
26. nd Bias 2 2 23 Done MSS see es aaa koa 2 2 2 4 ADC DAC FUNCIONS 3 tee hein er ed Lnd er edd 2 3 25 TAS3004 Digital Equalization 2 3 2 6 Clock Generation Master Mode 2 3 2 7 Digital Audio Slave Mode 2 3 282 bee tte shee Ma makata aod ukat akata ku suka ag Hye 2 4 Board Operation S e s te cee a ere Wile eran siete Sd 3 1 31 Power Up Sequence 3 2 3 2 Switch Functions for Digital Equalization 3 2 3 3 Software GUI urea ica Oa aaa ei 3 3 3 4 Software Installation 3 3 341 PC we NEPOS et pe a ee eee 3 3 35 EQ GUIStartCUp az Lio ug ceu t ba etra 3 4 TAS3004 Reference Board Block Diagram 4 1 Utilization Overview 2 eed ee ete c e usha nih ele eee te eee 5 1 Supplemental Information 1 vii Figures 3 1 Part 3 5 3 2 I EQUI
27. notes Lj Bill of materials Schematic A 1 TEXAS INSTRUMENTS INC 2001 DIGITAL AUDIO SOLUTIONS GROUP TAS3002 3004 REFERENCE DESIGN BOARD ASSEMBLY NOTES 1 es LET LM E TUE m P 222 LINE R63 SEL fg a 1 W 27 4 d r 2 DAREF 9 TEXAS INSTRUMENTS INC 2001 DIGITAL AUDIO SOLUTIONS GROUP 5 3 9273004 REFERENCE DESIGN BOARD TOP SILKSCREEN DAREFI 5R2 S951 SZN REV 2 TEXAS INSTRUMENTS INC 2001 DIGITAL AUDIO SOLUTIONS GROUP 5 3 927 304 REFERENCE DESIGN BOARD SILKSCREEN DAREFI 5R2 S951 TEXAS INSTRUMENTS INC 2001 DIGITAL AUDIO SOLUTIONS GROUP TAS3002 3004 REFERENCE DESIGN BOARD COPPER LAYER 1 DAREFI 5R2 CL1 TEXAS INSTRUMENTS INC 2001 DIGITAL AUDIO SOLUTIONS GROUP TAS3002 3004 REFERENCE DESIGN BOARD COPPER LAYER 2 DAREFI 5R2 CL2 GENERAL NOTES ALL PLATED THROUGH HOLES TO BE CHEMICALLY CLEANED BEFORE PLATING END ITEM TO MEET OR EXCEED 1 MATERIAL FR4 FINISHED THICKNESS 062 005 ALL COPPER WEIGHT 1 Oz POSITION ACCURACY 15 APPLY BLUE ENTHONE SOLDERMASK TO BOTH SIDES OF BOARD SEPARATE ARTWORK FOR TOP AND BOTTOM APPLY WHITE SILKSCREEN TO TOP SIDE OF BOARD ONLY WARPAGE 005 PER LINEAR INCH SMOBC HOT AIR LEVELING 2 ALL HOLES ARE PLATED S INCLUDED DAREF1 5R2 SS1
28. ntended for use in a laboratory test environment only It generates uses and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to subpart J of part 15 of FCC rules which are designed to provide reasonable protection against radio frequency interference Operation of this equipment in other environments may cause interference with radio communications in which case the user at his own expense will be required to take whatever measures may be required to correct this interference Radio Shack and Optimus are trademarks of Tandy Corporation Other trademarks are the property of their respective owners Contents Overview ane LADO 1 1 11 Modes of Operation o ulaqa a dus ee e ds ee eed eg 1 2 1 2 Features xaos uie cL cee Benen dn 1 2 1 8 Environmental Working Conditions 1 3 1 4 Description of Inputs 1 3 1 5 Descfiption of Outputs deve Neve bal gura beet vg 1 8 1 0 POWER SUPPLY cues etu hrec detiene arbe e 1 3 Systems Component sains gu am 2 1 2 1 Power Supplies and Decoupling 2 2 22 Microphone Amp a
29. of PC to EVM for EQ GUI Operation 1 analog input from the CD DVD player or any alternative analog source to the TAS3004 reference board 2 Connect a parallel cable between the parallel port on the computer and the DB25 connector on the TAS3004 reference board Note Theparallel port cable can be replaced with the TI paddle board In this document 1 2 the term parallel cable means either the TI paddle board or the parallel port cable Execute the software labeled EQ GUI from the directory where the soft ware was loaded Load the TAS3004 EVM Demo dat configuration file The configuration files are all files with the file extension dat The GUI prompts the user to enter a configuration file The default file is EQ_GUI dat However any of the other dat files can be selected The GUI starts running if there are values loaded in the ALLPASS EQ file If the values loaded in the ALLPASS EQ file are not defined then Mute is the default for the volume and mixer Click the EQ Select button in the EQ GUI window Figure 3 1 a Select the desired EQ file from one of the four windows in the EQ SELECT panel Figure 3 1 b Click the Mixer button in the EQ GUI window Figure 3 1 a In the mixer panel Figure 3 1 adjust the mixer settings to the desired level Click the Volume button in the EQ GUI window Figure 3 1 In the VOLUME panel Figure 3 2 g adjust the volume to the desired level
30. peaker equalization board and re verify that the current draw is less than 150 mA after the board is initialized by the micro controller or by the software GUI 9 Turn on the power to the input and output devices 10 Depending on the selected mode of operation either through the EEPROM or through the software GUI program and the PS2 cable introduce equalization to the input analog signal The instructions for the EEPROM mode of operation are described in Section 3 2 and the instructions for the software start at Section 3 3 3 2 Switch Functions for Digital Equalization 3 2 When the speaker equalization board is used with an EEPROM the six onboard switches allow the user to adjust the digital equalization volume bass and treble of the audio input signal The EEPROM is preprogrammed with five different equalization effects original or no EQ flat EQ jazz EQ rock EQ and voice EQ Because these equalizations were created for a specific type of speaker they should be reprogrammed for your speakers or the user can obtain a pair of Optimus 5A8 speakers from Radio Shack The EEPROM is also preprogrammed to increase or decrease the volume bass and treble in 1 dB increments decrements for each push of the button The switches on the board can be switched from EQ mode to volume bass treble mode by depressing SW3 and SW4 simultaneously To return to the EQ mode simultaneously depress SW1 and SW6 Software GUI Table 3 1
31. ss or implied is granted under any patent right copyright mask work right or other intellectual property right of TI covering or relating to any combination machine or process in which such products or services might be or are used TI s publication of information regarding any third party s products or services does not constitute 15 approval license warranty or endorsement thereof Reproduction of information in TI data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties conditions limitations and notices Representation or reproduction of this information with alteration voids all warranties provided for an associated TI product or service is an unfair and deceptive business practice and TI is not responsible nor liable for any such use Resale of Tl s products or services with statements different from or beyond the parameters stated by for that product or service voids all express and any implied warranties for the associated TI product or service is an unfair and deceptive business practice and TI is not responsible nor liable for any such use Also see Standard Terms and Conditions of Sale for Semiconductor Products www ti com sc docs stdterms htm Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2001 Texas Instruments Incorporated EVM IMPORTANT NOTICE Texas Instruments TI provides the enclos
32. x8 2 0 Left EQ Right EQ The EEPROM function in the EQ GUI program makes both hex and binary copies of the settings of the GUI The binary file bin is used for programming the EEPROM and the hex file is provided as a troubleshooting tool The hex file contains identifiers that show the locations of the stored functions such as bass treble volume and equalization When equalization has been determined using the other EQ GUI tools see Section 3 5 click the EPROM button in the EQ GUI window Figure 3 1 a Then click the Create Files button in the EPROM panel Figure 3 2 d to make the files After programming the EEPROM the EEPROM is installed in the EPROM socket on the TAS3004 reference board At power on the TAS3004 reads this EEPROM and is initialized with the data The GUI program can still be used while the EEPROM is installed 5 1 5 2 2 Note EEPROM Selection EEPROM part numbers vary with manufacturers Ensure the EEPROM se lected can operate at 3 3 V and has a 2 wire serial interface Here are some examples of EEPROMs that work on the TAS3004 reference board a Atmel 24 04 24 16 b MicroChip 24LC04B 24LC16B U UU A Appendix Supplemental Information This appendix contains the following items for the DAREF105 reference board Gerber files Top silkscreen with hidden text Top silkscreen without hidden text Copper layer 1 Copper layer 2 Fab
33. xpected operation and or irreversible damage to the EVM If there are questions concerning the input range please contact a TI field representative prior to connecting the input power Applying loads outside ofthe specified output range may result in unintended operation and or possible permanent damage to the EVM Please consult the EVM User s Guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 60 C The EVM is designed to operate properly with certain components above 60 C as long as the input and output ranges are maintained These components include but are not limited to linear regulators switching transistors pass transistors and current sense resistors These types of devices can be identified using the EVM schematic located in the EVM User s Guide When placing measurement probes near these devices during operation please be aware that these devices may be very warm to the touch Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2001 Texas Instruments Incorporated About This Manual Preface Read This First This user s guide describes the operation of the TAS3002 TAS3004 reference design board hereinafter referred to as the TAS3004 reference board This document contains descriptions for bo
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