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Summary of Contents for Texas Instruments DEM-PCM2900 EVM
- Page 1 DEM PCM2900/2902 EVM User’s Guide August 2002 DAV Digital Audio/Speaker SLEU024...
- Page 2 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 and should verify that such information is current and complete.
- 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 2002, Texas Instruments Incorporated...
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Page 5: Table Of Contents
Contents Contents Description ..............Block Diagram . - Page 6 Contents...
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Page 7: Description
Chapter 1 Description The DEM-PCM2900 and DEM-PCM2902 are evaluation boards for the newly developed Texas Instruments USB interface codecs, PCM2900 and PCM2902. The DEM-PCM2900 includes a PCM2900. It is a bus-powered USB codec without an S/PDIF interface. The DEM-PCM2902 includes a PCM2902. -
Page 8: Block Diagram
Block Diagram 1.1 Block Diagram Figure 1–1. DEM-PCM2900/2902 Block Diagram 3.3 V CN101 Analog Out CN002 OPA2353 S/PDIF IN V OUT L/R S/PDIF OUT DOUT PCM2900 CN001 PCM2902 CN102 V BUS Analog In USB Interface 12M XTAL Connector OPA2353 D+/– V IN L/R SSPND SW001 –... -
Page 9: Schematic And Printed-Circuit Board
Chapter 2 Schematic and Printed-Circuit Board This chapter presents the DEM-PCM2900/2902 printed-circuit board and schematic. Topic Page DEM-PCM2900/2902 Printed-Circuit Board ..... . DEM-PCM2900/2902 Schematic . -
Page 10: Dem-Pcm2900/2902 Printed-Circuit Board
DEM-PCM2900/2902 Printed-Circuit Board 2.1 DEM-PCM2900/2902 Printed-Circuit Board Figure 2–1. DEM-PCM2900/2902 Silkscreen Figure 2–2. DEM-PCM2900/2902 Top View... - Page 11 DEM-PCM2900/2902 Printed-Circuit Board Figure 2–3. DEM-PCM2900/2902 Bottom View Schematic and Printed-Circuit Board...
- Page 12 R105 12 kΩ C105 330 pF CN002 U101 C101 R101 R103 FFC-10BMEP1 OPA2353UA 10 µF/16 V U001 12 kΩ 3.9 kΩ R107 C001 REG103GA-A C002 – 100 Ω 0.1 µF 1.0 µF C103 1800 pF C107 10 µF/16 V R106 3 (T) 12 kΩ...
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