CS4201

Features:

`Integrated High-Performance Headphone Amplifier
`On-chip PLL for use with External Clock Sources
`Sample Rate Converters
`S/PDIF Digital Audio Output
`AC '97 2.1 Compliant
`20-bit Stereo Digital-to-Analog Converters
`18-bit Stereo Analog-to-Digital Converters
`Three Analog Line-level Stereo Inputs for LINE IN, VIDEO, and AUX
`Two Analog Line-level Mono Inputs for Modem and PC Beep
`Dual Microphone Inputs
`High Quality Pseudo-Differential CD Input
`Integrated High-Performance Microphone Pre-Amplifier
`Separate Stereo Line-level Output
`Extensive Power Management Support
`Meets or Exceeds the Microsoft PC 99 and PC 2001 Audio Performance Requirements
`CrystalClear 3D Stereo Enhancement
`I²S Serial Digital Outputs Enable Cost Effective Six Channel Applications


Pinout




Specifications

Parameter		Min	Typ	Max	Unit
Power Supplies	+3.3 V Digital +5 V Digital Analog	-0.3 -0.3 -0.3	- - -	5.5 5.5 5.5	V V V
Total Power Dissipation	(Supplies, Inputs, Outputs)	-	-	1.25	W
Input Current per Pin	(Except Supply Pins)	-10	-	10	mA
Output Current per Pin	(Except Supply Pins)	-15	-	15	mA
Analog Input voltage		-0.3	-	AVdd+ 0.3	V
Digital Input voltage		-0.3	-	DVdd + 0.3	V
Ambient Temperature	(Power Applied)	0	-	70	°C
Storage Temperature		-65	-	150	°C

Description

The CS4201 is an AC '97 2.1 compliant stereo audio codec designed for PC multimedia systems. It uses industry leading CrystalClear delta-sigma and mixed signal technology. This advanced technology and these features are designed to help enable the design of PC 99 and PC 2001 compliant high-quality audio systems for desktop, portable, and entertainment PCs.

Coupling the CS4201 with a PCI audio accelerator or core logic supporting the AC '97 interface, implements a cost effective, superior quality audio solution. The CS4201 surpasses PC 99, PC 2001, and AC '97 2.1 audio quality standards.