Related Manuals for Texas Instruments DEM-PCM1793
Summary of Contents for Texas Instruments DEM-PCM1793
- Page 1 DEM PCM1791, DEM DSD1791, DEM PCM1793, DEM DSD1793 EVM Board User’s Guide November 2003 Audio Converter Products, Digital Audio SLEU038...
- Page 2 TI product or service and is an unfair and deceptive business practice. TI is not responsible or liable for any such statements. Following are URLs where you can obtain information on other Texas Instruments products and application solutions:...
- Page 3 EVM IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed 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.
- Page 4 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 2003, Texas Instruments Incorporated...
- Page 5 How to Use This Manual This document contains the following chapters: Chapter 1—Description Chapter 2—Schematics and Printed-Circuit Boards Related Documentation From Texas Instruments DSD1791 24-Bit, 192-kHz Sampling, Advanced Segment, Audio Stereo Digital-to-Analog Converter data sheet, SLES072 DSD1793 24-Bit, 192-kHz Sampling, Advanced Segment, Audio Stereo...
- Page 6 Contents Trademarks Microsoft is a trademark of Microsoft Corporation. Windows is a trademark of Microsoft Corporation. Other trademarks are the property of their respective owners.
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Page 7: Table Of Contents
Contents Contents Description ..............Block Diagram . - Page 8 Contents Figures 1−1. DEM−PCM/DSD1791/1793 Block Diagram ........2−1.
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Page 9: Description
Chapter 1 Description The DEM-PCM/DSD1791/1793 is an evaluation module for the 192-kHz, 24-bit stereo differential voltage output DAC PCM/DSD1791/1793 family. DEM-PCM1791: PCM1791A. Software control DEM-PCM1793: PCM1793. Hardware control DEM-DSD1791: DSD1791. Software control DEM-DSD1793: DSD1793. I C control Topic Page Block Diagram . -
Page 10: Block Diagram
Block Diagram 1.1 Block Diagram Figure 1−1. DEM−PCM/DSD1791/1793 Block Diagram DEM-AS/VDAC Daughter Card SW001~SW004 SW001 CN003 MODE Control MODE Control Register Control S/PDIF BAL Amp Lch OUT COAX IN with LPF 5534 Logic PCM1791 Interface PCM1793 CS8414 S/PDIF CN001 DSD1791 OPT IN BAL Amp Rch OUT... -
Page 11: Operating Controls
Operating Controls CN103: L-channel audio out (2.1 V rms) CN104: R-channel audio out (2.1 V rms) 1.3 Operating Controls 1.3.1 SW001, SW002, SW003 DAI PCM Interface Format These switches select the PCM audio interface format for the S8414 DAI receiver, and the interface formats are listed in Table 1−1. The default interface format is 16- to 24-bit I Table 1−1. -
Page 12: Audio Data Interface
Audio Data Interface Table 1−2. Audio Interface Format Selection FMT2 FMT1 FMT0 PIN 28 PIN 27 PIN 26 FORMAT 16-bit standard format, right-justified 20-bit standard format, right-justified 24-bit standard format, right-justified 24-bit MSB-first, left-justified format 16-bit l S format 24-bit l S format Reserved Reserved... -
Page 13: Pcm Audio Interface
Demonstration Software Control 1.4.1 PCM Audio Interface P-SCLK: SYSTEM CLOCK P-DATA: DATA clock P-BCK: BCK clock P-LRCK: LRCK clock 1.4.2 DSD Audio Interface for PCM1791/1793 P-SCLK: DSD BCK clock P-LRCK: DSD DATA-R P-DATA: DSD DATA-L P-BCK: MUTE: 1.4.3 DSD Audio Interface for DSD1791/1793 P-LRCK: P-BCK: P-DATA:... -
Page 14: Demonstration Software
Demonstration Software 1.7 Demonstration Software Demonstration software is provided to control the PCM1791/DSD1791’s internal register using a PC running Microsoft Windows. The software requires the use of a printer cable to connect between the PC and connector CN003 of the DEM-PCM/DSD1791. The demonstration software includes a total five files in the DEM1791;... - Page 15 Demonstration Software Top Menu Attenuation Window Operation Window Function Window Description...
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Page 16: Dem/Dsd1791/1793 Parts List (Bom)
DEM/DSD1791/1793 Parts List (BOM) 1.8 DEM/DSD1791/1793 Parts List (BOM) Reference No. Value Part Type Part Number Manufacturer 0.01 µF C001, C002 Film capacitor AMFF0050J103 Nissei 0.1 µF C004, C006, C008, (C016), Film capacitor AMFF0050J104 Nissei C051, C058 0.068 µF C009 Film capacitor AMFF0050J683 Nissei... -
Page 17: Dem-As/Vdac Board Section Parts List (Bom)
DEM-AS/VDAC Board Section Parts List (BOM) Reference No. Value Part Type Part Number Manufacturer U101, U102 IC socket DIP 8-pin 100-008-000 SW001, SW002, SW003 DIP switch FT1D-2M Fujisoku SW004 Push SE FP1D-2M Fujisoku SW005 DIP SW-2 FT2D-2M Fujisoku SW006 DIP SW-4 DSS104 Fujisoku JP101−103... - Page 18 1-10...
- Page 19 Chapter 2 Schematics and Printed Circuit Boards This chapter presents the DEM-DAI/ASDAC and the DEM-AS/VDAC printed- circuit boards and schematics Topic Page DEM-DAI/ASDAC Printed-Circuit Board ......DEM-AS/VDAC Printed-Circuit Board .
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Page 20: Dem-Dai/Asdac Silkscreen
DEM-DAI/ASDAC Printed-Circuit Board 2.1 DEM-DAI/ASDAC Printed-Circuit Board Figure 2−1. DEM-DAI/ASDAC Silkscreen... -
Page 21: Dem-Dai/Asdac-Top View
DEM-DAI/ASDAC Printed-Circuit Board Figure 2−2. DEM-DAI/ASDAC—Top View Schematics and Printed-Circuit Boards... -
Page 22: Dem-Dai/Asdac-Bottom View
DEM-DAI/ASDAC Printed-Circuit Board Figure 2−3. DEM-DAI/ASDAC—Bottom View... -
Page 23: Dem-As/Vdac Silkscreen
DEM-AS/VDAC Printed-Circuit Board 2.2 DEM-AS/VDAC Printed-Circuit Board Figure 2−4. DEM-AS/VDAC Silkscreen Figure 2−5. DEM-AS/VDAC—Top View Schematics and Printed-Circuit Boards... -
Page 24: Dem-As/Vdac-Bottom View
DEM-AS/VDAC Printed-Circuit Board Figure 2−6. DEM-AS/VDAC—Bottom View... -
Page 25: Dem-Dai/Asdac Regulator And Connector
DEM-DAI/ASDAC Schematic 2.3 DEM-DAI/ASDAC Schematic Figure 2−7. DEM-DAI/ASDAC Analog Section (Sockets for Daughter Board, Low-Pass Filter) R109 3.3k C105 560pF V DD V CC 1 AV CC + R101 C109 R105 1.8k 10uF CN103 /16V RCA pj (NC) V CC U101 C103 NJM5534... -
Page 26: Dem-Dai/Asdac-Pcm/Dsd1791, Pcm1793 Digital Section (Digital Audio Interface)
DEM-DAI/ASDAC Schematic Figure 2−9. DEM-DAI/ASDAC—PCM/DSD1791, PCM1793 Digital Section (Digital Audio Interface) CN003 57LE-40360-7700(D3) C014 0.1uF U006 74VHC244 SW006 DSS104 [RST-] [MDO] RST- [MDI] [MC] RA001 [ML] 47k x5 CN007 XB-3-7-20 U002 C011 0.1uF CN002 FFC-2BMEP1 D001 U004 74HCT32 C008 1SS133 VERF 10uF (L001) - Page 27 DEM-DAI/ASDAC Schematic Figure 2−10. DEM-DAI/ASDAC—DSD1793 Digital Section (Digital Audio Interface) CN003 57LE-40360-7700(D3) (C014) (U006) (SW006) [RST-] [MDO] RST- [MDI] [MC] (RA001) [ML] CN007 XB-3-7-20 U002 C011 0.1uF CN002 FFC-2BMEP1 D001 U004 74HCT32 C008 1SS133 VERF 10uF (L001) /16V R003 Ce/F2 Cd/F1 SDATA Cc/F0...
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Page 28: Dem-As/Vdac Schematic
DEM-AS/VDAC Schematic 2.4 DEM-AS/VDAC Schematic Figure 2−11. DEM-AS/VDAC V DD FMT2 FMT1 FMT0 (NC) MUTE DEMP1 CN001 U001 R005 V DD DEMP0 FFC-15NSM1 PCM1791/93 RA001 V CC V DD #1 Pin (DSD) SW001 P_LRCK 47k x 5 LRCK MS-/FMT2 #2 Pin (DSD) DSS105 V CC P_BCK...
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