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Preface

SLEU057A–September 2004–Revised May 2009

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 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/PCM1795/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/PCM1798, 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 TI 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.

I2S is a trademark of NXP Semiconductors.

TOSLINK is a trademark of Toshiba Corporation.

All other trademarks are the property of their respective owners.

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