The PCM2704EVM-U, designed and manufactured by Texas Instruments, is an evaluation module (EVM) for the PCM2704 USB DAC (Digital-to-Analog Converter). This product is an essential tool for audio engineers and designers who aim to evaluate the performance and capabilities of the PCM2704 DAC in their applications.

Key Features

• USB Interface: The PCM2704EVM-U seamlessly connects to a PC via a USB interface, providing an easy-to-use audio playback solution without the need for additional power supplies or external components.
• High-Quality Audio: With the PCM2704 at its core, the EVM supports 16-bit stereo audio with a sampling rate of up to 48 kHz, delivering high-fidelity sound for a range of audio applications.
• Plug and Play: The module is designed for simplicity, requiring no software drivers for basic operation, making it a true plug-and-play device.
• Onboard Headphone Amplifier: An integrated headphone amplifier provides direct listening capabilities, allowing for immediate audio output testing and evaluation.
• Flexible Outputs: The EVM includes both analog outputs and S/PDIF digital output, offering versatility for interfacing with various audio systems.
• Compact Design: The PCM2704EVM-U's small form factor ensures it can be easily integrated into existing setups without occupying excessive space.

Applications

The PCM2704EVM-U is ideal for a variety of audio applications, including:

• USB headphones or audio interface boxes
• Portable audio devices
• Multimedia speakers
• MP3 players

Technical Specifications

The EVM is equipped with the following technical specs:

• Power Supply: USB bus-powered (5V)
• THD+N: 0.006% (Typical)
• Dynamic Range: 98 dB (Typical)
• Onboard volume control and mute function

The PCM2704EVM-U is a testament to Texas Instruments' commitment to providing high-quality tools for audio development. Its ease of use and comprehensive feature set make it an invaluable asset for professionals seeking to prototype or test audio systems with a USB audio DAC.