The CS42L83 is a low-power audio codec (coder-decoder) chip developed by Cirrus Logic. This chip is designed for a wide range of audio applications, including portable devices, smartphones, tablets, and other consumer electronics. It provides high-quality audio processing, low power consumption, and various features for audio capture and playback. Some of its key features include multiple microphone inputs, stereo headphone and line outputs, advanced audio signal processing, and compatibility with various digital audio interfaces.

The CS42L83 is often used to enhance the audio performance of devices by providing features such as noise cancellation, voice recognition, and high-resolution audio playback. It plays a crucial role in improving the audio experience in modern consumer electronics.