The PCM2902CEVM-U is a highly integrated, USB-powered evaluation module developed by Texas Instruments, designed for the evaluation of their PCM2902C stereo audio codec with a USB interface. This codec is part of TI's Burr-Brown Audio product line and is perfect for applications requiring audio input and output functionality through the convenience of a USB connection.

Key Features

• USB Interface: The PCM2902C integrates a full-speed USB transceiver, which is compliant with USB 1.1 specifications. This allows for easy connection to a host computer without the need for additional drivers, as it supports plug-and-play operation.
• High-Quality Audio: With 16-bit Delta-Sigma ADC and DAC, the device delivers high-quality audio with a sampling rate of 44.1 kHz and 48 kHz, ensuring excellent sound for both recording and playback.
• Onboard Microphone Preamp: The module includes an onboard single-ended microphone preamplifier, making it easy to connect a microphone directly for voice capture applications.
• Multiple Outputs: The PCM2902C features stereo audio outputs for both line-out and headphone-out, providing flexibility for audio monitoring and playback.
• Bus-Powered Operation: This evaluation module is powered directly from the USB bus, eliminating the need for an external power supply and simplifying the setup.

Applications

The PCM2902CEVM-U is suitable for a wide range of applications, including USB audio I/O systems for personal computers, USB headsets, and audio interface boxes. Its high-quality audio conversion makes it ideal for podcasting, home studio recording, and multimedia applications.

Design and Development

For designers and hobbyists, the PCM2902CEVM-U serves as a reference design for developing custom audio solutions. The evaluation module provides a comprehensive environment for testing and prototyping, with access to all the necessary signals and connections to expedite the design process.

Package Contents

The evaluation module package includes the PCM2902CEVM-U board and documentation. Software and additional resources can be downloaded from the Texas Instruments website to support the development and evaluation process.

For detailed technical specifications and application support, please refer to the official Texas Instruments product documentation and resources.