Description

The CS4297A is an AC ’97 2.1 compatible stereo audio codec designed for PC multimedia systems. Using the industry leading CrystalClear? delta-sigma and mixed signal technology, the CS4297A enables the design of PC 99-compliant desktop, portable, and entertainment PCs.

Coupling the CS4297A with a PCI audio accelerator or core logic supporting the AC ’97 interface, implements a cost effective, superior quality, audio solution. The CS4297A surpasses PC 99 and AC ’97 2.1 audio quality standards.

Features

? AC ’97 2.1 Compatible

? Industry Leading Mixed Signal Technology

? 20-bit Stereo Digital-to-Analog Converters

? 18-bit Stereo Analog-to-Digital Converters

? Four Analog Line-level Stereo Inputs for LINE_IN, CD, VIDEO, and AUX

? Two Analog Line-level Mono Inputs for Modem and Internal PC Beep

? Dual Stereo Line-level Outputs for LINE_OUT and ALT_LINE_OUT

? Dual Microphone Inputs

? High Quality Pseudo-Differential CD Input

? Extensive Power Management Support

? Meets or Exceeds the Microsoft? PC 99 Audio Performance Requirements

? S/PDIF Digital Audio Output

? CrystalClear? 3D Stereo Enhancement