The WM8782S is a high-performance stereo audio ADC (Analog-to-Digital Converter) from Wolfson Microelectronics (now Cirrus Logic). It's designed for professional audio applications, offering excellent audio quality and a range of features for flexible system design. The device incorporates a multi-bit sigma-delta architecture, ensuring high resolution and dynamic range. It also integrates various calibration and filtering techniques to minimize noise and distortion.

Applications:

• Professional audio recording equipment
• High-end audio interfaces
• Mixing consoles
• Digital audio workstations (DAWs)
• Broadcast equipment

Features:

• High-resolution stereo ADC
• Multi-bit sigma-delta architecture
• Up to 128x oversampling
• Integrated high-pass filter
• Selectable input gain
• On-chip voltage reference
• Differential analog inputs
• Digital gain control
• Low power consumption
• Available in a compact package

Benefits:

• Exceptional audio quality: The high-resolution ADC and advanced architecture ensure accurate and detailed audio conversion.
• Reduced noise and distortion: The integrated filters and calibration techniques minimize unwanted artifacts for a cleaner audio signal.
• Flexible system design: Selectable input gain and digital gain control allow for easy integration into various audio systems.
• Low power consumption: Suitable for portable and battery-powered applications.
• Space-saving design: The compact package allows for integration into space-constrained devices.

The WM8782S provides a digital audio output in industry-standard formats, such as I2S or TDM. It supports various sampling rates, accommodating different audio formats and standards. The device also features a comprehensive set of control registers accessible via a serial interface, enabling precise configuration and monitoring. Its low latency and high performance make it well-suited for real-time audio processing applications.

The integrated high-pass filter removes DC offsets and low-frequency noise. Differential analog inputs offer improved noise immunity compared to single-ended inputs. The on-chip voltage reference ensures stable and accurate conversion performance, even under varying supply voltage conditions.