The CS42L67-CWZR/A0 is a low-power, highly integrated audio codec from Cirrus Logic, designed for portable audio applications. This codec supports high-resolution audio playback and recording, making it suitable for devices requiring premium audio performance.

Applications

• Smartphones
• Tablets
• Portable Media Players
• Bluetooth Speakers
• Gaming Consoles

Features

• High-Resolution Audio Support: Supports sample rates up to 192 kHz for high-fidelity audio playback and recording.
• Low Power Consumption: Optimized for battery-powered devices, ensuring extended battery life.
• Integrated Headphone Amplifier: Provides a high-quality headphone output with low THD+N.
• Digital Microphone Interface: Supports digital microphones with programmable gain and filtering.
• Stereo ADC and DAC: Features stereo analog-to-digital converters (ADCs) and digital-to-analog converters (DACs) for versatile audio processing.
• Advanced Noise Reduction: Incorporates noise reduction algorithms for clear audio capture and playback.
• I2C Control Interface: Allows for easy configuration and control via an I2C interface.
• Compact Package: Available in a small form factor package for space-constrained applications.

Benefits

• Superior Audio Quality: Delivers high-resolution audio performance, enhancing the user experience.
• Extended Battery Life: Low power consumption ensures longer usage times for portable devices.
• Simplified System Design: Integrated features reduce the need for external components, simplifying the design process.
• Versatile Audio Processing: Supports a wide range of audio processing functions, including noise reduction and filtering.
• Easy Integration: I2C control interface allows for seamless integration with various microcontrollers and processors.

Additional Details

The CS42L67-CWZR/A0 operates from a low voltage supply, typically 1.8V for digital and 3.3V for analog. It includes various power management features to further minimize power consumption in different operating modes. The integrated headphone amplifier is capable of driving a wide range of headphone impedances, providing flexibility in headphone selection. The digital microphone interface supports both single-ended and differential microphones, offering flexibility in microphone selection. The codec also includes a programmable gain amplifier (PGA) for adjusting the input signal level. The CS42L67 is often used in applications that require high quality audio and low power consumption.