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