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Table of contents for the manual
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DEM-DSD1796/PCM1795/PCM1796/PCM1798 DSD1796/PCM1795/PCM1796/PCM1798 Evaluation Module User's Guide Literature Number: SLEU057A September 2004 – Revised May 2009[...]
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2 SLEU057A – September 2004 – Revised May 2009 Submit Documentation Feedback[...]
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Contents Preface ............................................................................................................................... 5 1 Description ................................................................................................................ 7 1.1 Functional Block Diagram .............................................[...]
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www.ti.com List of Figures 1-1 DEM-DSD1796/PCM1795/PCM1796/PCM1798 Block Diagram ...................................................... 8 2-1 DEM-DAI/ASDAC Silkscreen ............................................................................................. 12 2-2 DEM-DAI/ASDAC (Top View) .........................................................[...]
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Preface SLEU057A – 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/PCM1798 EVM evaluation module, a test platform for the 24-bit, 192-kHz, sampling stereo DSD1796 , PCM1795 , PCM1796 , and PCM1798 audio digital-to-analog conve[...]
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Trademarks www.ti.com Trademarks All trademarks are the property of their respective owners. Read This First 6 SLEU057A – September 2004 – Revised May 2009 Submit Documentation Feedback[...]
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Chapter 1 SLEU057A – September 2004 – Revised May 2009 Description 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 connectors and circuitry for interfacing to audio test systems and commercial audio equipment[...]
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1.1 Functional Block Diagram CN003 Serial Connector I/V 5534a I/V 5534a I/V 5534a I/V 5534a BALAmp 5534a BALAmp 5534a LchOUT (4.5V ) RMS RchOUT (4.5V ) RMS DAI CS8414 SW001 003 ModeControl - S/PDIFIN OPT Coax DSDS1796 PCM1795 PCM1796 PCM1798 DEM-AS/CDACDaughterCard 3.3- V Regulator +VCC (5V) ± ± AVCC ( 15V) 1.2 EVM F[...]
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1.3 System Requirements 1.4 Electrostatic Discharge Warning 1.5 Function Control for DAI Interface Format 1.6 Reset Operation www.ti.com System Requirements The DEM-DSD1796/PCM1795/PCM1796/PCM1798 EVM has the following requirements: • ± 15-V analog power supply at AVCC+, AVCC–, and GND • 5-V DAC power supply at VCC and GND • S/PDIF input ([...]
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1.7 SW006 Operation Control for DAC 1.8 Jumper Connection 1.9 Demonstration Software SW006 Operation Control for DAC www.ti.com Switch SW006 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 SW006. Table 1-2. SW006 [...]
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Chapter 2 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[...]
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2.1 DEM-DAI/ASDAC Printed Circuit Board Layout DEM-DAI/ASDAC Printed Circuit Board Layout www.ti.com Figure 2-1 through Figure 2-3 illustrate the printed circuit board (PCB) layout for the DEM-DAI/ASDAC. Figure 2-1. DEM-DAI/ASDAC Silkscreen 12 Schematics, PCB Layout, and Bill of Materials SLEU057A – September 2004 – Revised May 2009 Submit Docu[...]
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www.ti.com DEM-DAI/ASDAC Printed Circuit Board Layout Figure 2-2. DEM-DAI/ASDAC (Top View) SLEU057A – September 2004 – Revised May 2009 Schematics, PCB Layout, and Bill of Materials 13 Submit Documentation Feedback[...]
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DEM-DAI/ASDAC Printed Circuit Board Layout www.ti.com Figure 2-3. DEM-DAI/ASDAC (Bottom View) Schematics, PCB Layout, and Bill of Materials 14 SLEU057A – September 2004 – Revised May 2009 Submit Documentation Feedback[...]
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2.2 DEM-AS/CDAC Printed Circuit Board Layout www.ti.com DEM-AS/CDAC Printed Circuit Board Layout Figure 2-4 through Figure 2-6 illustrate the PCB layout for the DEM-AS/CDAC. Figure 2-4. DEM-AS/CDAC Silkscreen Figure 2-5. DEM-AS/CDAC (Top View) SLEU057A – September 2004 – Revised May 2009 Schematics, PCB Layout, and Bill of Materials 15 Submit D[...]
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DEM-AS/CDAC Printed Circuit Board Layout www.ti.com Figure 2-6. DEM-AS/CDAC (Bottom View) Schematics, PCB Layout, and Bill of Materials 16 SLEU057A – September 2004 – Revised May 2009 Submit Documentation Feedback[...]
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2.3 DEM-DAI/ASDAC Schematics R101 220 U101 NJM5534 R105 180 C105 8200pF 2 3 6 4 R1 13 100 C103 0.027uF R109 200 C101 10uF RST MDO MDI MC ML SCLK V CC V CC GND GND (NC) (NC) (NC) (NC) V OUT L V OUT L+ GND GND V OUT R V OUT R+ (NC) AV CC AV CC + (NC) GND GND V DD /16V CLKO BCK LRCK DA T A (NC) MUTE V DD V DD GND GND RESET MDO MDI MC ML AGND D_SCLK CL[...]
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FFC-4BMEP1 U003 74 VHC14 U004 74HC T32 U002 C Cd/F1 Cc/F0 Cb/E2 Ca/E1 C0/E0 VD+ DGND RXP RXN FSYNC SCK CS12/FCK U 28 27 26 25 24 23 22 21 20 19 18 17 16 15 VERF Ce/F2 SDA T A ERF M1 M0 VA + AGND FIL T MCK M2 M3 SEL CBL C S8414 2 1 3 U001 TORX173 CN001 RCA pj R001 75 C001 0.01uF C002 0.01uF C004 0.1uF C003 10uF /16V C005 10uF /16V C006 0.1uF C007 10[...]
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2.4 DEM-AS/CDAC Schematics C024 C020 C016 C012 C002 0.1uF V cc 1 (NC) MUTE V DD V DD GND GND RESET MDO MDI MC ML AGND D_SCLK CLKO/D_BCK P_SCLK DSD_R P_BCK P_LRCK P_DA T A DSD_L U002 NJM5534 R005 820 C01 1 2700pF C005 10uF /16V (R003) C014 10uF/16V C013 10uF/16V C010 Jumper (R004) V CC V CC GND GND (NC) (NC) (NC) (NC) V OUT L V OUT L+ GND GND V OUT [...]
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2.5 Component Lists 2.5.1 DEM-AS/CDAC_96/98 Parts List 2.5.2 DEM-DAI/ASDAC_96/98 Parts List Component Lists www.ti.com 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 capacitor 10 µ F/16 V ROA–16V100M ELNA C013, C014, [...]
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www.ti.com Component Lists Table 2-2. Bill of Materials (continued) Qty RefDes Item Value Mfr Part No Manufacturer Remarks 1 FIL001 Filter Not mounted 1 CN003 L-type connector 57LE40360-7700(D3) Yamaichi 1 CN004 48-pin connector FFC-48BMEP1 Yamaichi CN002, CN058, 3 2-pin connector FFC-2BMEP1 Yamaichi JP002 1 CN104 RCA connector (red) LPR6520-0802 S[...]
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Revision History Revision History www.ti.com Changes from Original (September, 2004) to A Revision .............................................................................................. Page • Updated document format to current standards ....................................................................................... 5 • Added PC[...]
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EVALUATION BOARD/KIT IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed 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 th[...]
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IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) 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[...]