The WM8728EDS/R is a stereo audio DAC (Digital-to-Analog Converter) from Cirrus Logic. It is designed for applications requiring high-quality audio playback with low power consumption. This DAC includes features like digital interpolation filtering and volume control, making it suitable for various audio systems.

Applications

• Portable audio players
• Mobile phones
• USB audio devices
• Digital radios
• Consumer audio equipment

Features

• High-performance stereo DAC
• Supports sampling rates up to 96kHz
• Low power consumption
• Integrated digital interpolation filter
• Multi-bit sigma-delta modulator
• Stereo line output
• Digital volume control

Benefits

• Provides high-fidelity audio output in portable devices.
• Low power consumption extends battery life.
• Integrated filter simplifies design and reduces external component count.
• Excellent THD+N performance ensures clean audio reproduction.
• Digital volume control provides precise audio level adjustment without adding noise.

Additional Details

The WM8728EDS/R utilizes a multi-bit sigma-delta architecture to achieve high SNR and low THD+N. The integrated digital interpolation filter reduces the need for external filtering, simplifying the design process. It typically operates from a single 3.3V power supply. The DAC provides a stereo line output for connecting to headphones or external amplifiers. The digital volume control allows for precise adjustment of the audio output level. The compact package makes it suitable for space-constrained applications like mobile phones and portable audio players. This DAC is designed to meet the stringent requirements of high-quality audio playback in a range of consumer electronics and professional audio applications.