Instruction/ maintenance manual of the product PCM1795 Texas Instruments
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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.
2 SLEU057A – September 2004 – Revised May 2009 Submit Documentation Feedback.
Contents Preface ............................................................................................................................... 5 1 Description ..........................................................................................
www.ti.com List of Figures 1-1 DEM-DSD1796/PCM1795/PCM1796/PCM1798 Block Diagram ...................................................... 8 2-1 DEM-DAI/ASDAC Silkscreen ....................................................................................
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 E.
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.
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.
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.
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.
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.
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.
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.
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 Docu.
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 D.
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.
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 Docum.
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+ .
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.
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 C.
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.
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) Yamai.
Revision History Revision History www.ti.com Changes from Original (September, 2004) to A Revision .............................................................................................. Page • Updated document format to current standards ...
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.
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.
An important point after buying a device Texas Instruments PCM1795 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Texas Instruments PCM1795 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Texas Instruments PCM1795 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Texas Instruments PCM1795 you will learn all the available features of the product, as well as information on its operation. The information that you get Texas Instruments PCM1795 will certainly help you make a decision on the purchase.
If you already are a holder of Texas Instruments PCM1795, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Texas Instruments PCM1795.
However, one of the most important roles played by the user manual is to help in solving problems with Texas Instruments PCM1795. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Texas Instruments PCM1795 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
