The WM8728SED is a stereo DAC (Digital-to-Analog Converter) from Wolfson Microelectronics (now Cirrus Logic), designed for a variety of audio applications requiring high-quality playback. It integrates advanced features to ensure low noise and distortion, contributing to a superior audio experience.

Applications:

• Portable media players
• Home entertainment systems
• Set-top boxes
• Digital radios
• Automotive audio systems

Features:

• Stereo DAC: Provides two channels of high-quality audio output.
• Low Noise and Distortion: Ensures clean and accurate audio reproduction.
• Digital Volume Control: Allows for precise volume adjustment.
• Multiple Sampling Frequencies: Supports a wide range of audio sampling rates.
• I2S Interface: Compatible with industry-standard digital audio interfaces.
• Integrated Filters: Reduces unwanted noise and artifacts.
• Single-Ended Outputs: Simplifies connection to external amplifiers.

Benefits:

• Excellent Audio Quality: Delivers a clear and detailed audio experience.
• Versatile Application: Suitable for a wide range of audio devices.
• Easy Integration: Simplifies system design and reduces component count.
• Cost-Effective Solution: Provides a high-performance audio solution at a competitive price.
• Reliable Performance: Designed for long-term stability and durability.

Additional Details:

The WM8728SED utilizes delta-sigma modulation to achieve its high level of performance. It incorporates digital filtering to remove unwanted noise and artifacts from the audio signal. The device features a digital volume control that allows for precise adjustment of the audio level. It supports a variety of sampling frequencies, making it compatible with a wide range of audio sources. The WM8728SED is typically available in a small surface-mount package, making it easy to integrate into compact devices. It operates from a single power supply. Detailed specifications regarding SNR, THD+N, and supported sampling rates can be found in the product datasheet.