The WM8770ASIFT/V is a high-performance, low-power stereo audio codec designed by Cirrus Logic. This codec provides a complete audio solution for portable and consumer audio applications, integrating analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) with various mixing and processing functions.

Applications:

• Portable Audio Players: Used in MP3 players, digital audio recorders, and other portable audio devices for high-quality audio playback and recording.
• Personal Navigation Devices (PNDs): Integrated into GPS devices for audio output and voice prompts.
• Mobile Phones: Employed in mobile phones for audio processing, hands-free operation, and voice communication.
• Digital Cameras and Camcorders: Utilized in digital cameras and camcorders for audio recording and playback.
• Gaming Consoles: Used in portable gaming consoles for immersive audio experiences.

Features:

• Stereo ADC and DAC: Provides high-quality audio conversion for both recording and playback.
• Low Power Consumption: Optimized for battery-powered applications.
• Integrated Headphone Amplifier: Drives headphones directly without external amplification.
• Line Inputs and Outputs: Offers flexibility for connecting to external audio sources and amplifiers.
• Digital Volume Control: Allows precise adjustment of audio levels.
• I2S Interface: Simplifies connection to digital audio processors.

Benefits:

• Superior Audio Performance: High SNR and low THD+N ensure clear and accurate audio reproduction.
• Extended Battery Life: Low power consumption maximizes battery life in portable devices.
• Reduced Component Count: Integrated features minimize the need for external components.
• Simplified Design: Easy-to-use interface simplifies system design and integration.
• Cost-Effective Solution: Provides a complete audio solution at a competitive price.

Technical Specifications:

The WM8770ASIFT/V codec specifications include:

• ADC SNR: Typically around 90dB.
• DAC SNR: Typically around 98dB.
• THD+N: Typically -80dB.
• Sampling Rate: Supports sampling rates up to 48kHz.
• Power Supply: Operates on a low voltage power supply (e.g., 3.3V).
• Package: Available in a compact QFN package.