SBAU141A January   2009  – April 2024 PCM2912A

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Pin Assignments and Terminal Functions
    2. 2.2 Interface and Connections
  9. 3Software
    1. 3.1 Software Setup Guide
      1. 3.1.1 Basic Operating Setup for Windows 10
        1. 3.1.1.1 Basic Setup Before Evaluation
        2. 3.1.1.2 Volume and Mute Settings
        3. 3.1.1.3 Sampling Frequency
      2. 3.1.2 Basic Operating Setup for Mac OS
        1. 3.1.2.1 Basic Setup Before Evaluation
        2. 3.1.2.2 Volume Settings
        3. 3.1.2.3 Sampling Frequency
  10. 4Implementation Results
    1. 4.1 Evaluation Setup
    2. 4.2 Performance Data and Results
      1. 4.2.1 Measurements for Dynamic Characteristics
      2. 4.2.2 Playback Performance
      3. 4.2.3 Recording Performance
  11. 5Hardware Design Files
    1. 5.1 Schematics
    2. 5.2 PCB Layout
    3. 5.3 Bill of Materials (BOM)
  12. 6Additional Information
    1. 6.1 Trademarks
  13. 7Related Documentation
  14. 8Revision History

1.1 Introduction

The PCM2912A is an audio codec with a USB interface for a USB headset, USB headphones, and a USB audio interface box that integrates mono input, stereo headphone output, an analog loopback line, a programmable gain amplifier (PGA), and microphone bias. The PCM2912A is available in a 32-pin TQFP package.

The DEM-PCM2912A EVM also carries the Microsoft Windows® Logo License certification from the Microsoft Windows Hardware Quality Labs (WHQL). The DEM-PCM2912A has successfully passed the Microsoft WLP test (DTM Audio) for Windows Vista® x86/x64 platforms.