Texas Instruments DEM-DSD1796 User's Manual
Contents
1. 20 List of Figures SLEUO057A September 2004 Revised May 2009 Submit Documentation Feedback I TEXAS Preface INSTRUMENTS SLEUO057A September 2004 Revised May 2009 Read This First About This Manual This document provides the information needed to set up and operate the DEM DSD1796 PCM1795 PCM1796 PCM1 798 EVM evaluation module a test platform for the 24 bit 192 kHz sampling stereo DSD1796 PCM1795 PCM1796 and PCM1798 audio digital to analog converters DACs For a more detailed description of these devices refer to the specific device product data sheet available from the Texas Instruments web site at http www ti com How to Use This Manual Throughout this document the abbreviation EVM and the term evaluation module are synonymous with the DEM DSD1796 PCM1795 PCM1796 PCM1798 EVM Unless specifically noted the information presented in this manual applies to the DSD1796 PCM1795 PCM1796 and PCM1798 audio stereo DACs Chapter 1 describes the hardware setup guide for the EVM including the necessary information required to configure the EVM switches and jumpers for product evaluation This chapter also explains how to use the software provided with the DEM DSD1796 PCM1 795 PCM1796 PCM1798 EVM for controlling the DAC Chapter 2 includes the EVM electrical schematics printed circuit board PCB layouts and the bills of material for both the DEM DSD1796 PCM1795 PCM1796 PCM1792. Topic Page 2 4 DEM DAIl ASDAC Printed Circuit Board Layout 12 2 2 DEM AS CDAC Printed Circuit Board Layout 15 2 3 DEM DAI ASDAC Schematics cccscscscscscoeoeoeoeoeenenenenens 17 2 4 DEM AS CDAG Schematics eere eee eene 19 2 59 ComponenbEIsts EE 20 SLEU057A September 2004 Revised May 2009 Schematics PCB Layout and Bill of Materials 11 Submit Documentation Feedback JA TEXAS INSTRUMENTS DEM DAI ASDAC Printed Circuit Board Layout www ti com 2 14 DEM DAI ASDAC Printed Circuit Board Layout Figure 2 1 through Figure 2 3 illustrate the printed circuit board PCB layout for the DEM DAI ASDAC AVOC CMS a DEM DAI RSDRC 96 98 d EE EI o GND CONOSE cos4 R110 nS Rt 11 DE Rt 112 e 0H ire ciai R103 R102 CNOSa eycc vec CNUS4 cos2 cos GND CNUSS D i 5 es NOSE voc c B e SCLK CLKO D GND CNOS CDS SwOos E WM CH CAE Ze CrwIMC FMTI Cong MS HUTE fd e ES gt dH ei 2506 ee Q9 95399399999959900000000095929939299999990900000000090292999999999999 Figure 2 1 DEM DAI ASDAC Silkscreen 12 Schematics PCB Layout and Bill of Materials SLEUO057A September 2004 Revised May 2009 Submit Documentation Feedback JA TEXAS INSTRUMENTS www ti com DEM DAI ASDAC Printed Circuit Board Layout Iu Nim p ee e a E D A A GED
3. 1 8 Jumper Connection JP001 selects the normal or inverted BCK signal for 24 bit left justified or other formats SI the default position is I S 1 9 Demonstration Software Demonstration software is provided to control the PCM1796 DSD1796 internal register using a PC that is running the Microsoft Windows operating system This software uses a printer cable to connect the PC to the DEM PCM DSD1796 connector CN003 The demonstration software includes a total of five files in the DEM1796 directory of the supplied CD These files are e DEM1796 exe e DEM1796 ini e Vbrjp200 adll e VerJll e Inpout dll To load the software first copy these files to a convenient directory folder such as CADEM 1796 Then change the printer port address in the DEM1796 ini initialization file to amp H378 amp H278 or amp H3BCO Most PCs use amp H378 as the default printer port address 10 Description SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback IJ TEXAS Chapter 2 INSTRUMENTS SLEU057A September 2004 Revised May 2009 Schematics PCB Layout and Bill of Materials This chapter provides the DEM DAI ASDAC and the DEM AS CDAC printed circuit boards and schematics The bill of materials BOM is included for component and manufacturer reference Note Board layouts are not to scale These are intended to show how the board is laid out they are not intended to be used for manufacturing DEM DAI1753 54 55 EVM PCBs
4. C052 C053 5 C054 C057 AL ELE capacitor 100 uF 16 V ROA 16V101M ELNA C015 not mounted 1 C056 Tantalum capacitor 10 uF 16 V DN1C100M1S NEC 2 C101 p C017 AL ELE capacitor 10 uF 16 V R3A 16V100M ELNA 2 C103 C104 Film capacitor 0 027 uF APSF0100J273 Nissei C105 C106 C107 C017 C108 not 4 C108 Film capacitor 8200 pF APSF0100J822 mounted 1 L001 Inductor Not mounted 20 Schematics PCB Layout and Bill of Materials SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback JA TEXAS INSTRUMENTS www ti com Component Lists Table 2 2 Bill of Materials continued Qty RefDes Item Value Mfr Part No Manufacturer Remarks 1 FILOO1 Filter Not mounted 1 CN003 L type connector 57LE40360 7700 D3 Yamaichi 1 CNO004 48 pin connector FFC 48BMEP1 Yamaichi 3 CN002 CN058 2 pin connector FFC 2BMEP1 Yamaichi JP002 1 CN104 RCA connector red LPR6520 0802 SMK 1 CN103 a LPR6520 0803 SMK 1 CNO001 We pem LPR6520 0804 SMK 1 CNO051 Banana jack yellow T 45 Yellow Honda 1 CN052 Banana jack green T 45 Green Honda 1 CNO053 Banana jack blue T 45 Blue Honda 2 CNO054 CN056 Banana jack red T 45 Red Honda 2 CNO055 CN057 Banana jack black T 45 Black Honda 4 Cie See Connector 20 pin XB 3 7 20 MACH Se nee not 1 D001 Diode 188133 ROHM 1 JP001 4 pin connector FFC 4BMEP1 Yamaichi 1 R001 Resi
5. E R O A BAH d a OR HESE Figure 2 2 DEM DAI ASDAC Top View SLEU057A September 2004 Revised May 2009 Schematics PCB Layout and Bill of Materials 13 J TEXAS INSTRUMENTS DEM DAI ASDAC Printed Circuit Board Layout www ti com Figure 2 3 DEM DAI ASDAC Bottom View 14 Schematics PCB Layout and Bill of Materials SLEUO057A September 2004 Revised May 2009 JA TEXAS INSTRUMENTS www ti com DEM AS CDAC Printed Circuit Board Layout 2 2 DEM AS CDAC Printed Circuit Board Layout Figure 2 4 through Figure 2 6 illustrate the PCB layout for the DEM AS CDAC DEM AS CDAC Eyrina Puy vols Figure 2 5 DEM AS CDAC Top View SLEUO057A September 2004 Revised May 2009 Schematics PCB Layout and Bill of Materials 15 Submit Documentation Feedback JA TEXAS INSTRUMENTS DEM AS CDAC Printed Circuit Board Layout www ti com Figure 2 6 DEM AS CDAC Bottom View 16 Schematics PCB Layout and Bill of Materials SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback JA TEXAS INSTRUMENTS www ti com 2 3 DEM DAI ASDAC Schematics DEM DAI ASDAC Schematics The schematic for the sections of the DEM DAI ASDAC are shown in Figure 2 7 through Figure 2 9 CN101 VDD XB 3 7 20 O NC O MUTE C101 4 gt ne 10uF FO VDD ev Lo GND 1 10 GND RST O RESET MDO O MDO MDI O MDI MC O MC ML O ML AGND AGND
6. Figure 1 1 illustrates the functional block diagram of the DEM DSD1796 PCM1795 PCM1796 PCM1 798 EVM EE 3 l I pcc ete aa a a a a I I l I l IN I I CN003 d 5534a I l Serial l l Connector BALAmp LchOUT ae 5534a 4 5 Vans l I I IN I DSDS1796 D A I S PDIF IN gt STE I OPT I I Coax gt PCM1796 l I j PCM1798 i I i md 5534a i 9 BALAmp RchOUT i SW001 003 i D 5534a 4 5 Vrms l Mode Control Ww j I I L l 5534a i l I l DEM AS CDAC Daughter Card l boi ae ee ee 4 l l I l I l I l I I 3 3 V I I Regulator I l I i VCC sAVCC I 5 V 15 V l I RP P P 4 Figure 1 1 DEM DSD1796 PCM1795 PCM1796 PCM1798 Block Diagram 1 2 EVM Features The DEM DSD1796 PCM1795 PCM1796 PCM1798 series of stereo DACs consist of a DAI S PDIF section that uses a DSD1796 PCM1795 PCM1796 PCM1798 DAC section a differential current voltage I V section and a balanced amplifier with a post low pass filter LPF section The DEM DSD1796 PCM1795 PCM1796 PCM1798 requires a 5 V digital power supply for its digital circuits a 5 V analog power supply for the device itself and a 15 V analog power supply for the balanced amplifier circuits The DAI section has both coaxial and optical inputs that are
7. O D_SCLK exo H O CLKO D BCK SCLK O P_SCLK O DSD_R BCK O P_BCK LRCK O P_LRCK DATA O P_DATA O DSD_L Vcc Vcc GND GND NC NC NC NC VouTtL VouTL GND GND VouTR VouTR NC AVCC AVCC NC GND GND Vcc1 o CN102 R109 200 XB 3 7 20 ANN C105 8200pF o p Si AVi od C102 R101 R105 og i C109 10uF T 220 180 2 10uF CN103 EI oe NW ANN Zu MeV RCApj o 1 U101 6 C103 NJM5584 3 SS 4 o 0 027uF O Oo i R107 1 C107 7 180 t nev O R111 8200pF Au CC 200 o OG AN T NEN CC o Vcc R110 200 ANN o C106 8200pF CG Oo AVCC R102 R106 MI O 220 180 5 7 CN104 o Mu Mu RCA pj U102 o C104 Ween 3 o 0 027uF 01 ANN 4 WW E ee R112 8200PF avec T1 200 Figure 2 7 DEM DAI ASDAC Analog Section Sockets for Daughterboard and Low Pass Filter Vcc2 Voc CNO058 CN057 CNO056 E O CO 4 CNO055 CN054 CN053 CN052 CNO51 Banana Banana Banana Banana Banana Banana Banana Jack Jack Vpp Jack Jack Jack Jack Jack Black Red Loc Black Red Blue Gray Orange AVoC o e 9 9 Qo o o REG1117 3 3 2 ouT w E GND C052 C058 EA mc GE H eme cos 4 C054 E ou TT T 0 1uF 1000F rs zm 100uF cc 0 1uF nev nev n
8. nev T O Vour MDO O 4 DUT 25 4 MDI O 5 PLRCKWDCK IoutL 24 U003 3 gt O VourL PDATA DFD PDI Ate E C007 NJM5534 d 8 C018 4 O GND MC O C002 6 23 em C006 4 Tuour 16v Mlo OduF 7 PeCK Wees OEL ZI tour cotel Bais 0 GND AGND O TEA Vcom 157 ease E 22pF 2700pF O VourR D SCLK O DGND VcomR e C005 H O VoutR x c LI Ice Cy yes 10uF R009 820 O NC CLKO D BCK O i_t 10 s Sieg 9 nev O AV P SCLK O C001 ile or LB i i c6 DSD R O 10uF 16V 12 our 17 AVcc P BCK IO MC loutR O NC 13 6 u004 t P LRCK O 14 MDO AGND3R 15 3 A t O GND Al NJM5534 3 t P DATA O RST Vcc2R af T 70 GND DSD L lO C022 T mar core GIE 10uF 16V coos C003 Jumper 22PF O4uF T gt lt 10uF 4 93 34 C023 2 00pF L nev oer eke Roto goo eg C025 7 7 7T 2 10uF L5 neu Ups 1 NJM5534 3 rfa tL Coop sl dl T tour tev d c024H H 22pF Figure 2 10 DEM AS CDAC SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback Schematics PCB Layout and Bill of Materials 19 JA TEXAS INSTRUMENTS Component Lists www ti com 2 5 Component Lists 2 5 1 DEM AS CDAC_96 98 Parts List Table 2 1 lists the bill of materials for the DEM AS CDAC_ 96 98 Table 2 1 Bill of Materials Qty RefDes Item Value Mfr Part No Manufacturer Remarks 11 C001 C003 C008 AL ELE c
9. o o S S o o o o ofo o o o o o 19 T T T T T TrrrTrrrrrrert 36 C014 I T 04 uF U006 m 74VHC244 1 20 Bes rst JE sl lyro 1 2 lt p 2 25 Mt MDO 3 18 oto if MDI WW BST H3o 70 4 M 4 vt MDO Hooe ETT z 18 MDI MC 6 t 15 MC MC uiia d 1 M gt RA001 ML 8 1 13 Vcc2 47k x5 9 12 0 ot 10 GND 11 CN007 R003 XB 3 7 20 gt 47k o Uo02 CN002 C011 0 1 uF FFC 2BMEP1 T LA HO 1 bod 28 UO04 74HCT32 Z 2001 Loo1 40 Wei VERF oo 188133 2 27 1 14 co18 S Cd F1 Ce F2 sl Voc i p e TF la coos S coro span 2 20C 13 ar 4 25 3 dis nev oe 10uF C006 Cb E2 X ERF 1 470 T Tio nev caer 8 m Z SEU S jJ L CTT C008 10uF UO01 Le H coen mo 28 ze H 5 107 LLL TORX173 ZW Se 7 22 0 1u 6 9 5 Lo VD VA A 3 TORX179P Iu n al 7 8 tL swo04 Ts oo i Lis C002 oorr g POND AGND a2 ILAI enD FP1F 2M o RXP FILT 10 19 a C003 vr i RXN MCK i C012 2 456 Tou TI 11 pene 18 10uF nev TTS C001 B M2 17 C010 0 1 uF nev E Lis 0 01uF SCK M3 R002 upps z4vHC14 Coot e 13 csigrck ep H 470 oe las 14 15 m Vcc Ju CBL fe 13 DAI select ths E Y Us INT CS8414 O odu 4 Y 11 5 10 e SWo05 lo FT2D 2M C013 0 1 uF 8 id 3 A 7 Y 8 o GND CNO006 V 1 20 BCK XB 3 7 20 d Vcc S e SCLK EXT 2 p ol J 017 3 SCLK t M o Zs 10uF e BCK 4 9 oli 9 oli S ol nev o Ivo po 4 SIS e LRCK Supp swoo2 Swooa rO FT1D 2M_ FT1D 2M FT1D 2M TO oO e D
10. switch selectable and capable of handling sampling rates up to 96 kHz The DSD1796 PCM1795 PCM1 796 PCM1798 accepts PCM audio data input at a sampling rate up to 192 kHz or a 64 fa DSD signal input as determined by functional control settings and jumper connections on the board This evaluation fixture uses the DEM DSD1796 PCM1795 PCM1796 PCM1798 demonstration board and demonstration software for functional evaluation and operational control of the DSD1796 PCM1795 PCM1796 PCM1798 DAC device 8 Description SLEUO057A September 2004 Revised May 2009 Submit Documentation Feedback JA TEXAS INSTRUMENTS www ti com System Requirements 1 3 System Requirements The DEM DSD1796 PCM1795 PCM1796 PCM1798 EVM has the following requirements e 15 V analog power supply at AVCC AVCC and GND e 5 V DAC power supply at VCC and GND e S PDIF input sampling rate fs is up to 96 kHz connected at the coaxial or optical connector e RCA analog output connected at CN103 Lch and CN104 Rch analog full scale output level is 4 5 Vous e PC connected to printer connector CNO03 for demonstration software operation if necessary e Appropriate test module DEM PCM1795 for PCM1795 DEM PCM1796 for PCM1796 DEM DSD1796 for DSD1796 DEM PCM1798 for PCM1798 1 4 Electrostatic Discharge Warning Many of the components on the DEM DSD1796 PCM1795 PCM1 796 PCM1798 EVM are susceptible to damage by electrostatic discharge ESD Customers are a
11. 8 the DEM AS CDAC and the DEM DAI ASDAC Information About Cautions and Warnings This document contains caution statements CAUTION This is an example of a caution statement A caution statement describes a situation that could potentially damage your software or equipment The information in a caution or a warning is provided for your protection Please read each caution and warning carefully If You Need Assistance If you have questions regarding either the use of this evaluation module or the information contained in the accompanying documentation please contact the Texas Instruments Product Information Center at 972 644 5580 or visit the Tl web site at www ti com FCC Warning This equipment is intended 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 is required to take whatever measures may be required to correct this interference Microsoft Windows are registered trademarks of Microsoft Corporation PS is a trademark of NXP Semiconductors TOSLINK is a trademark of Toshiba Corporation All other trademar
12. ATA PO rye JPOO1 JP002 ro FFC 4BMEP1 o0 AGND FiLoo1 C016 BON o Fo Io 3 iN our 2 0 tuF Pot o5 o 2BMEP1 O GND ES LRCK SCLK gt 1 CA Uo05 DATA 0 Yi a T 74VHC244 BCK dE ors IL es gt 2 9 2 L 100uF 16V o l pata gt DSD L gt 1 TH T SS D BCK EE o o o c FFC 48BMEP1 D SCLK 25 48 SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback JA TEXAS INSTRUMENTS www ti com DEM AS CDAC Schematics 2 4 DEM AS CDAC Schematics Figure 2 10 shows the schematic for the sections of the DEM AS CDAC C011 2700pF 820 Vect 6013 Veci 2 Y 10uF 16V BE U002 eT I SC NJM5534 ler CT Geke NC O R001 C008 maa Juanpe C012 C014 O vec MUTE O AN 10uF 1 1 3A22pF 10uF 16V tjo emo Von O U001 IAS CHEM moas L C015 2700pF T 19 GND Voo DSD1796 Ce f O NC R006 aan O NO GND Q43 4 3 1 V og L T and o SIE Vootl 57 T 7 7 C017 O NC RESET O 3 PSDR Ahn eet 5 10uF F i O NC DBCK out NZ
13. DEM DSD1796 PCM1795 PCM1796 PCM1798 DSD1796 PCM1795 PCM1796 PCM1798 Evaluation Module User s Guide TEXAS INSTRUMENTS Literature Number SLEUO57A September 2004 Revised May 2009 SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback I TEXAS INSTRUMENTS Contents PHOT ACE aici 5 1 MT dl Vu e 7 1 1 Functional Block Diagram EEN 8 1 2 EVM ce ET H R 8 1 3 System ReguiremMmeNtS iisen 9 1 4 Electrostatic Discharge Warning EEN 9 1 5 Furiction Control for DAI Interface Format cacccsdecontiensecadaparemanncacnnte a E a OEO 9 1 6 Tee le EE 9 1 7 SWO006 Operation Control for KI 10 1 8 Ni ezaenii eig E c 10 1 9 Nee lee EC 10 2 Schematics PCB Layout and Bill of Materials cccccccceceee cece ee eeeeeeeeeeeeeeeeeeaees 11 2 1 DEM DAI ASDAC Printed Circuit Board Layout 12 2 2 DEM AS CDAC Printed Circuit Board Layout ENEE ENEE ENEE 15 2 3 RISEGT RE le 17 2 4 DEM AS GDAGSCHEMALICS sas zio cade senate EE E ton Dre eiuis ERIS UNU INNER aioe cma MEUM RE NR ES 19 2 5 GOMPOMENT EC DT 20 2 5 1 DEM AS CDAC 96 98 Parts List eeseeseeeeeeeeeeeee eene nnne Ea KiE a aa nnn 20 2 5 2 DEM DAI ASDAC 96 98 Parts DIS siete e ece eee gg e
14. apacitor 10 uF 16 V ROA 16V100M ELNA C013 C014 C017 C018 C021 C022 C025 C026 2 C002 C007 Film capacitor 0 1 uF AMFF0050J104 Nissei 2 C004 C009 Chip film capacitor 0 1 uF ECHU1C104JB Matsushita 2 C005 C006 AL ELE capacitor 10 uF 16 V ROA 16V100M ELNA 0 C010 C027 Film capacitor 0 1 uF AMFF0050J104 Nissei Jumper connection 4 C011 C015 C019 Film capacitor 2700 pF APSF0100J272 Nissei C023 4 C012 C016 C020 Ceramic capacitor 22 pF RPE131CH220J50 Murata C024 1 R001 Resistor 47 KQ SN14C2C 47kOF KOA Not mounted 1 R002 Resistor 10 kQ SN14C2C 10kOF KOA 2 R003 R007 Resistor 4 7 KQ SN14C2C 4 7kOF KOA Not mounted 6 R004 R005 R006 Resistor 8200 SN14C2C 8200F KOA R004 R008 not R008 R009 R010 mounted 1 U001 DAC 28 pin DSD1796 TIJ SSOP PCM1796 PCM1798 4 U002 U003 U004 Op amp 8 pin SOP NJM5534M JRC U005 2 5 2 DEM DAl ASDAC 96 98 Parts List Table 2 2 lists the bill of materials for the DEM DAI ASDAC_ 96 98 Table 2 2 Bill of Materials Qty RefDes Item Value Mfr Part No Manufacturer Remarks 2 C001 C002 Film capacitor 0 01 uF AMFF0050J103 Nissei C003 C005 C007 7 C109 C110 C111 AL ELE capacitor 10 uF 16 V ROA 16V100M ELNA C112 C004 C006 C008 SE 6 C016 C051 C058 Film capacitor 0 1 uF AMFF0050J104 Nissei C016 not mounted 1 C009 Film capacitor 0 068 uF AMFF0050J683 Nissei C010 C011 C013 5 C014 C055 Ceramic capacitor 0 1 uF RPE132F104Z50 Murata 1 C012 AL ELE capacitor 10 uF 16 V SME16VB10M ELNA C015
15. cts and applications using Tl components To minimize the risks associated with customer products and applications customers should provide adequate design and operating safeguards TI does not warrant or represent that any license either express or implied is granted under any TI patent right copyright mask work right or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Information published by TI regarding third party products or services does not constitute a license from TI to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual property of the third party or a license from TI under the patents or other intellectual property of TI Reproduction of TI 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 Reproduction of this information with alteration is an unfair and deceptive business practice TI is not responsible or liable for such altered documentation Information of third parties may be subject to additional restrictions Resale of TI products or services with statements different from or beyond the parameters stated by TI for that product or service voids all express and any implied warranties for the associat
16. dvised to observe proper ESD handling precautions when unpacking and handling the EVM including the use of a grounded wrist strap at an approved ESD workstation CAUTION Failure to observe ESD handling procedures may result in damage to EVM components 1 5 Function Control for DAI Interface Format SW001 SW002 and SW003 are switches for controlling the audio interface format of the DAI receiver CS8414 The default audio interface format of the DSD1796 PCM1795 PCM1796 PCM1798 is I2S format Table 1 1 lists the digital audio receiver configuration parameters Table 1 1 Digital Audio Receiver Configuration Receiver Output Data SWO001 SWO002 SW003 Format L L 16 to 24 bit left justified L H L 16 to 24 bit I2S 16 bit right justified or M L H standard 18 bit right justified or L n H standard 1 6 Reset Operation Pressing the SW004 pushbutton initiates a reset operation of the CS8414 SLEU057A September 2004 Revised May 2009 Description 9 Submit Documentation Feedback JA TEXAS INSTRUMENTS SW006 Operation Control for DAC www ti com 1 7 SW O006 Operation Control for DAC Switch SWO006 is the register set and reset control for the PCM1796 and DSD1796 The RESET section of the switch must be set to H except to perform a reset operation Table 1 2 shows the options for SWO006 Table 1 2 SW006 Options SWO006 RESET Function Normal operation default L Reset operation
17. e aa saint deeg dee gelt ovae s rame entr cra DE SEENEN 20 Revision FISIONY A 22 important NOUCCS c e EES EENS NEE ENEE Eege ege ENEE ENNEN ENEE 23 SLEU057A September 2004 Revised May 2009 Contents 3 Submit Documentation Feedback 4 IA TEXAS INSTRUMENTS www ti com List of Figures 1 1 DEM DSD1796 PCM1795 PCM1796 PCM1798 Block Diagram esses 8 2 1 DEM DAI ASDAC Silkscreen eeeeeeeeeelleeieene enne nnne n hnannahnn annuis snas enin nenne nnn tz 2 2 DEM DAIJASDAG TOD ViQW P M T9 2 3 DEM DAI ASDAGC Bottom New ue deiere deele dations deaduiieadleadievaaldiad dan dead nra exa e p Eve EM E Rn mE 14 2 4 B ESI lee e e 15 2 5 nz Dueb esposo 15 2 6 DEM AS CDAC Bottom View sis 2 22 EEN cane ENEE NENNEN ENER ENER coed d NERENEE NEEN ENEE ESENE EE cementite 16 2 7 DEM DAI ASDAC Analog Section Sockets for Daughterboard and Low Pass Filter 17 2 8 DEM DAI ASDAC Connector and Regulator ecceeeeeeeee ee ee eee eee eee eee eee nene ne ne n me nnne nnne 17 2 9 DEM DAI ASDAC Digital Section Digital Audio Interface 18 PERI eic G 19 List of Tables 1 1 Digital Audio Receiver ee Tue te le 9 1 2 SWO0G OPTIONS aso 10 2 1 Billiot ET 20 2 2 Bd or ICI T
18. ed TI product or service and is an unfair and deceptive business practice TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have executed an agreement specifically governing such use Buyers represent that they have all necessary expertise in the safety and regulatory ramifications of their applications and acknowledge and agree that they are solely responsible for all legal regulatory and safety related requirements concerning their products and any use of TI products in such safety critical applications notwithstanding any applications related information or support that may be provided by TI Further Buyers must fully indemnify TI and its representatives against any damages arising out of the use of TI products in such safety critical applications TI products are neither designed nor intended for use in military aerospace applications or environments unless the TI products are specifically designated by TI as military grade or enhanced plastic Only products designated by TI as military grade meet military specifications Buyers acknowledge and agree that any such use of TI products which TI has not designated as military grade is solely at the Buyer s risk and that they are solely responsible for compliance with al
19. ev k k k EE C057 C056 100uF 10uF ev 16V 7 7 W i Figure 2 8 DEM DAI ASDAC Connector and Regulator SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback Schematics PCB Layout and Bill of Materials 17 Figure 2 9 DEM DAI ASDAC Digital Section Digital Audio Interface Schematics PCB Layout and Bill of Materials AA TEXAS INSTRUMENTS DEM DAI ASDAC Schematics www ti com VDD 1 18 onos Tp P RRA mu 57LE 40360 7700 D3 S o oj
20. her the user indemnifies TI from all claims arising from the handling or use of the goods Due to the open construction of the product it is the user s responsibility to take any and all appropriate 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 TI currently deals with a variety of customers for products and therefore our arrangement with the user is not exclusive TI assumes no liability for applications assistance customer product design software performance or infringement of patents or services described herein Please read the User s Guide and specifically the Warnings and Restrictions notice in the User s Guide prior to handling the product This notice contains important safety information about temperatures and voltages For additional information on Te environmental and or safety programs please contact the TI application engineer or visit www ti com esh 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 FCC Warning This evaluation board kit is intended for use for ENGINEERING DEVELOPMENT DEMONSTRATION OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end product fit for general consu
21. ks are the property of their respective owners SLEU057A September 2004 Revised May 2009 Read This First 5 Submit Documentation Feedback JA TEXAS INSTRUMENTS Trademarks www ti com Trademarks All trademarks are the property of their respective owners 6 Read This First SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback IA TEXAS INSTRUMENTS The DEM DSD1796 PCM1795 PCM1796 PCM1798 is an evaluation fixture for the DSD1796 PCM1795 PCM1796 PCM1798 series of 24 bit 192 kHz sampling stereo DACs This EVM provides all necessary Description connectors and circuitry for interfacing to audio test systems and commercial audio equipment Topic Page 1 1 Functional Block Diagram eseese eener enee aee eae Ee EEE e 8 1 2 EVM Features eee EE 8 TO S5ystemiHequirements o aee E T ES ETT TE 9 1 4 Electrostatic Discharge Warning AAA 9 1 5 Function Control for DAI Interface Format 9 16 Reset Operation cec eRENES 9 1 7 SWO006 Operation Control for DAC EE 10 1 3 eJumper Connection erre RENE ERE ETE EE erent 10 1 9 Demonstration Software ni ettscte estan sete etapa snineiane setts ieee anise cinta 10 SLEU057A September 2004 Revised May 2009 Description Submit Documentation Feedback Chapter 1 SLEUO057A September 2004 Revised May 2009 JA TEXAS INSTRUMENTS Functional Block Diagram www ti com 1 1 Functional Block Diagram
22. l legal and regulatory requirements in connection with such use TI products are neither designed nor intended for use in automotive applications or environments unless the specific TI products are designated by TI as compliant with ISO TS 16949 requirements Buyers acknowledge and agree that if they use any non designated products in automotive applications TI will not be responsible for any failure to meet such requirements Following are URLs where you can obtain information on other Texas Instruments products and application solutions Products Applications Amplifiers amplifier ti com Audio www ti com audio Data Converters dataconverter ti com Automotive www ti com automotive DLP Products www dlp com Broadband www ti com broadband DSP dsp ti com Digital Control www ti com digitalcontrol Clocks and Timers www ti com clocks Medical www ti com medical Interface interface ti com Military www ti com military Logic logic ti com Optical Networking www ti com opticalnetwork Power Mgmt power ti com Security www ti com security Microcontrollers microcontroller ti com Telephony www ti com telephony RFID www ti rfid com Video amp Imaging www ti com video RF IF and ZigBee Solutions www ti com lprf Wireless www ti com wireless Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2009 Texas Instruments Incorporated
23. mer use It generates uses and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to 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 EVM WARNINGS AND RESTRICTIONS It is important to operate this EVM within the input voltage range of 15 V and the output voltage range of 15 V Exceeding the specified input range may cause unexpected 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 of the 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 55 C The EVM is designed to operate properly with certain components above 55 C as long as the input and output ranges are maintained These components include but are not limited to linear
24. 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 655308 Dallas Texas 75265 Copyright 2009 Texas Instruments Incorporated IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries Tl reserve the right to make corrections modifications enhancements improvements and other changes to its products and services at any time and to discontinue any product or service without notice Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete All products are sold subject to Tl s terms and conditions of sale supplied at the time of order acknowledgment TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with Tl s standard warranty Testing and other quality control techniques are used to the extent TI deems necessary to support this warranty Except where mandated by government requirements testing of all parameters of each product is not necessarily performed TI assumes no liability for applications assistance or customer product design Customers are responsible for their produ
25. sed product s under the following conditions This evaluation board kit is intended for use for ENGINEERING DEVELOPMENT DEMONSTRATION OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end product fit for general consumer use Persons handling the product s must have electronics training and observe good engineering practice standards As such the goods being provided are not intended to be complete in terms of required design marketing and or manufacturing related protective considerations including product safety and environmental measures typically found in end products that incorporate such semiconductor components or circuit boards This evaluation board kit does not fall within the scope of the European Union directives regarding electromagnetic compatibility restricted substances RoHS recycling WEEE FCC CE or UL and therefore may not meet the technical requirements of these directives or other related directives Should this evaluation board kit not meet the specifications indicated in the User s Guide the board 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 Furt
26. stor 750 SN14C2C 750F KOA 1 R003 Resistor 47 KQ SN14C2C 47kQF KOA 2 R002 R004 Resistor 4702 SN14C2C 4700F KOA 4 R101 R104 Resistor 220 Q SN14C2C 2200F KOA 4 R105 R108 Resistor 180 Q SN14C2C 180QF KOA 4 R109 R112 Resistor 200 Q SN14C2C 2000F KOA 2 R113 R114 Resistor 100 Q SN14C2C 1000F KOA 1 RAO001 Resitor array 47 ko x5 M6 1 473J BI 1 U001 denim TORX179P Toshiba 1 U002 GE CS8414 CS Cirrus Logic 1 U003 Logic IC TC74VHC14F Tl 1 U004 Logic IC TC74HCT32AF Tl 2 U005 U006 Logic IC TC74VHC244F Tl 1 U051 Regulator IC REG1117 3 3 TI BB 2 U101 U102 IC socket DIP 8 pin 100 008 000 3M 3 SWED n DIP switch FT1D 2M Fujisoku 1 SWO004 Push switch FP1F 2M Fujisoku 1 SWO005 DIP switch FT2D 2M Fujisoku 1 SW006 DIP switch DSS104 Fujisoku 4 Spacer AR 325B Nakao 3 JP101 JP103 SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback Schematics PCB Layout and Bill of Materials 21 JA TEXAS INSTRUMENTS Revision History www ti com Revision History Changes from Original September 2004 to A Revision Page e Updated document format to current Standarde 5 e Added PCM1795 to devices relevant to this user guide 5 NOTE Page numbers for previous revisions may differ from page numbers in the current version 22 Revision History SLEU057A September 2004 Revised May 2009 Submit Documentation Feedback EVALUATION BOARD KIT IMPORTANT NOTICE Texas Instruments TI provides the enclo
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