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CS4297A

Audio CODEC ‘97


Status: Not Recommended for New DesignsRecommended for New Designs: CS4299
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The CS4297A is an AC ‘97 2.1-compliant, stereo audio CODEC designed for PC multimedia systems. Using industry-leading 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. Windows® XP and 2000 drivers are available.


  • AC ‘97 2.1-compliant
  • Meets or exceeds the Microsoft PC 99 audio performance requirements
  • Industry-leading mixed-signal technology
  • 20-bit stereo D/A converter; 18-bit stereo A/D converter
  • Four analog, line-level stereo inputs: LINE_IN, CD, VIDEO, and AUX
  • Two analog, line-level mono inputs: 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
  • S/PDIF digital audio output
  • 3D stereo enhancement
  • Extensive power-management support
  • Package: 48-pin TQFP

CS4297A

Audio CODEC ‘97

Overview

Status: Not Recommended for New DesignsRecommended for New Designs: CS4299

Description

The CS4297A is an AC ‘97 2.1-compliant, stereo audio CODEC designed for PC multimedia systems. Using industry-leading 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. Windows® XP and 2000 drivers are available.

Features

Diagram

CS4297A Product Diagram

Related Documents

 
 
 

Design Resources



Tools and Software

 

Product News

  • Apr 12, 1999
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  • Apr 12, 1999
    Cirrus Logic Deploys Unique S/PDIF Output in Two New AC-97 V2.1-Compliant Audio Solutions
    Single and Two-Chip Solutions Support All Major Operating Systems

  • Apr 12, 1999
    New Cirrus Logic Codecs Offer Highest Quality Audio for PCS and Embedded Systems; First Solutions with S/PDIF Output
    New AC-97 v2.1-Compliant Audio Codecs Provide Superior Sound, Offer Easy Digital Connection with Consumer Electronics
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