Evaluation Module User's Guide

Chapter 1
SBAU141 – January 2009
Description
The DEM-PCM2912A EVM is a complete evaluation platform for the 16-bit, mono microphone input and
stereo headphone output PCM2912A bus-powered audio codec with a USB interface. All necessary
connectors and circuitry are provided for interfacing to audio test systems and commercial audio
equipment.
A USB connector is mounted on the DEM-PCM2912A EVM. Stereo audio output and mono audio input
are available on two stereo mini-jacks.
Topic .................................................................................................. Page
1.1 Introduction—PCM2912A .......................................................... 10
1.2 Pin Assignments and Terminal Functions .................................... 11
1.3 Functional Block Diagram .......................................................... 13
SBAU141 – January 2009 Description 9
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