CS42L56-CNZ

Codecs Overview

The CS42L56-CNZ is a low-power stereo audio codec manufactured by Cirrus Logic, designed for digital audio applications. It integrates high-performance analog-to-digital and digital-to-analog converters with a headphone amplifier. The device supports serial audio interfaces including I2S and TDM, enabling connectivity with various digital processors. Key electrical parameters include a supply voltage range of 1.8V to 3.3V for digital logic and up to 5V for analog sections. It operates within a temperature range of -40°C to +85°C and is housed in a compact QFN package suitable for space-constrained portable electronics.

Codecs Feature Summary

• Integrates stereo ADC and DAC with integrated headphone driver capability
• Supports standard digital audio interfaces such as I2S and TDM
• Optimized for low power consumption in portable devices

Codecs Applications

• Portable media players and smartphones
• Tablets and handheld gaming devices
• Digital voice recorders

Codecs Procurement Notes

Verify the specific suffix 'CNZ' indicates lead-free RoHS compliance and tube packaging when sourcing. Confirm the manufacturer datasheet matches the exact part number to ensure pin compatibility and electrical specifications align with the design requirements before procurement.

Codecs Selection Notes

Select this component when a stereo codec with an integrated headphone amp is required for battery-powered systems. Ensure the host processor supports the necessary serial interface protocols. Compare against similar models like the CS42L51 if different packaging or specific interface variations are needed for the target application.

Codecs Part Context

This part belongs to the Cirrus Logic CS42Lxx series of low-power audio codecs. These components are widely used in consumer electronics requiring high-fidelity audio processing with minimal power draw. The CS42L56 specifically targets applications needing both line-level and headphone output capabilities within a single integrated circuit.

Codecs Replacement Considerations

Potential substitutes include the CS42L51 or CS42L52 from the same manufacturer family. Verify pinout compatibility and software register configuration differences before swapping. Other manufacturers may offer functionally equivalent parts, but electrical characteristics and interface timing must be validated.