The PCM2906BDBR is a high-quality, integrated audio codec from Texas Instruments designed for a wide range of audio applications. It is a versatile device that combines an USB 2.0 full-speed compliant interface with an advanced audio data converter system to deliver superior sound quality. This product is particularly suitable for creating USB audio playback and recording solutions without the need for additional software drivers.

Key Features

    
• USB Interface: The device is equipped with a USB 2.0 full-speed protocol controller that is fully compliant with USB Audio Class 1.0 specifications. This ensures seamless integration with a host computer's USB port for audio data transfer.
    
• Audio Quality: The PCM2906BDBR features a high-performance stereo DAC with 98dB SNR and a stereo ADC with 89dB SNR, providing excellent sound reproduction for both playback and recording functionalities.
    
• On-chip Clock: A single crystal (12 MHz) is all that's needed for the device's operation, as it includes an on-chip clock generator that eliminates the need for external clock sources.
    
• Headphone Amplifier: An integrated headphone amplifier with a 5V power supply provides sufficient output for driving a wide range of headphones, making it ideal for personal audio applications.
    
• Microphone Inputs: The device supports both mono and stereo microphone inputs, providing flexibility for various recording scenarios.
    
• Plug-and-Play: Thanks to its compliance with USB Audio Class specifications, the PCM2906BDBR can be used with default audio drivers found in modern operating systems, facilitating plug-and-play functionality.
  

Applications

The PCM2906BDBR is designed for use in USB audio playback devices, USB audio recording equipment, and other multimedia applications. Its high level of integration makes it an excellent choice for portable audio devices, USB headphones, and audio interface boxes.

Package and Availability

This product is available in a compact 28-pin SSOP (DB) package, providing a space-saving solution for PCB designs. The PCM2906BDBR is part of Texas Instruments' extensive audio codec portfolio, renowned for their reliability and performance. For pricing, sampling, and ordering information, please visit the Texas Instruments official website or contact an authorized distributor.