CS42L83A Audio IC Cirrus Logic Sound IC iPad Pro MacBook 2017

The CS42L83A is a high-performance audio codec IC developed by Cirrus Logic, widely used in Apple iPad Pro (10.5-inch, 2017) and MacBook logic boards.

This IC manages digital-to-analog and analog-to-digital audio conversion, handling microphone input, speaker output, and headphone audio functions with exceptional clarity.

It integrates low-power DSP technology, delivering studio-quality sound while maintaining efficient energy consumption — essential for compact, battery-powered Apple devices.

The CS42L83A is commonly used for repair or replacement of damaged sound chips in iPad Pro and MacBook systems.

Technical Summary:

• Manufacturer: Cirrus Logic
• Model: CS42L83A
• Function: Audio Codec / Sound IC
• Application: iPad Pro 10.5", MacBook 2017 audio circuit
• Package: BGA
• Features: Integrated DAC/ADC, headphone amplifier, low-power DSP core