This document describes the features and characteristics of the CS4272 24-bit, 192 kHz stereo audio CODEC from Cirrus Logic, Inc., including high performance, high dynamic range, selectable digital filters, and selectable serial audio interface formats.
The CS4272 is a high‑performance 24‑bit, 192 kHz stereo audio CODEC that provides high dynamic range and low distortion for a variety of audio applications. It includes selectable digital filters, volume control with soft‑ramp, and on‑chip oscillator for master‑clock generation.
The document provides complete pin descriptions for both software and stand‑alone modes, detailed electrical and analog characteristics, register maps, and typical connection diagrams. It also lists ordering information, package options, and recommended application examples such as A/V receivers and automotive audio systems.
| Audio Resolution | 24‑bit |
|---|---|
| Maximum Sample Rate | 192 kHz |
| Dynamic Range | 114 dB |
| THD+N | 100 dB |
| Volume Step Size | 1 dB |
| De‑emphasis Options | 50/15 µs selectable |
| Operating Temperature (Automotive Grade) | -40 °C to +85 °C |
| Package Type | 28‑Pin TSSOP |
The CS4272 provides a dynamic range of 114 dB.
It supports sampling rates up to 192 kHz.
A selectable 50/15 µs de‑emphasis filter is provided.
The device is available in a 28‑Pin TSSOP package.