The WM8944BECS/R is a low power, high performance stereo codec designed for portable audio applications from Cirrus Logic. It's particularly well-suited for use in devices requiring a small footprint and extended battery life. The device integrates a comprehensive set of audio processing features, enabling manufacturers to deliver high-quality audio experiences.

Applications:

• Portable Media Players
• Mobile Phones
• Digital Voice Recorders
• Tablets
• Gaming Devices

Features:

• Stereo Class D speaker drivers with integrated charge pump
• Stereo headphone driver
• Low power consumption
• Integrated stereo ADC and DAC
• Digital audio interface supporting various formats including I2S, PCM, and TDM
• Flexible clocking options
• Advanced digital signal processing (DSP) capabilities
• Microphone bias output
• Comprehensive control interface via I2C

Benefits:

• High-quality audio playback and recording: The integrated ADC and DAC ensure clear and accurate audio conversion, delivering a premium listening experience.
• Extended battery life: Low power consumption minimizes drain on the device's battery, allowing for longer usage between charges.
• Small form factor: The compact design enables integration into smaller, more portable devices.
• Reduced BOM cost: Integration of multiple functions into a single chip reduces the number of external components required, lowering the overall cost of the bill of materials.
• Design flexibility: Flexible clocking and digital audio interface options provide versatility in system design and integration.
• Enhanced audio processing: Integrated DSP capabilities allow for advanced audio effects and processing, such as noise reduction and equalization.

The WM8944BECS/R operates from a single 3.3V supply, with separate supplies for the digital core and analog sections to minimize noise. The device is available in a compact package, making it ideal for space-constrained applications. The integrated Class D speaker drivers deliver efficient amplification, further contributing to power savings. The headphone driver offers excellent audio performance with low distortion and high output power, suitable for driving a wide range of headphones. The digital audio interface is highly configurable and supports various data formats and sampling rates.