The PCM2706 from Texas Instruments is a high-quality, highly integrated USB 2.0 compliant stereo audio digital-to-analog converter (DAC) tailored for multimedia and audio playback applications. This versatile device is designed to serve as a bridge between digital audio data streams from computers or other digital audio sources and traditional analog audio equipment.

Key Features

• USB Interface: Fully compliant with USB 2.0 Full Speed, the PCM2706 is capable of handling data rates up to 12 Mbps. It is also backward compatible with USB 1.1.
• Audio Quality: The device supports 16-bit stereo audio at sampling rates of 32 kHz, 44.1 kHz, and 48 kHz, providing high-fidelity sound suitable for a variety of audio applications.
• Plug-and-Play: The PCM2706 is designed for easy integration, requiring no additional drivers for operation, which makes it a true plug-and-play solution for audio playback on various platforms.
• Integrated Volume Control: It features an integrated digital volume control that can be easily adjusted via the host system.
• On-Chip Clock: The device includes an on-chip clock generator, eliminating the need for an external crystal, which reduces the overall component count and system cost.
• S/PDIF Output: The PCM2706 also includes an S/PDIF output, allowing it to interface directly with digital audio equipment.
• Bus-Powered: This device can be powered directly from the USB bus, negating the need for an external power supply and simplifying the system power design.

Applications

With its high integration and simplicity of use, the PCM2706 is ideal for a wide array of applications, including USB headphones, audio docking stations, speakers, and various other USB audio playback devices. Its high-quality audio reproduction makes it suitable for audiophile-grade audio systems as well.

Package and Availability

The PCM2706 is available in a compact 28-pin SSOP (Shrink Small Outline Package) that is suitable for space-constrained applications. For detailed specifications, pricing, and availability, please visit the Texas Instruments official website or contact an authorized distributor.