CS4299-JQ Ver la hoja de datos (PDF) - Cirrus Logic
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CS4299-JQ Datasheet PDF : 52 Pages
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CS4299
CrystalClear SoundFusion™ Audio Codec ’97
Features
l AC ’97 2.1 Compatible
l Industry Leading Mixed Signal Technology
l 20-bit Stereo Digital-to-Analog Converters
l 18-bit Stereo Analog-to-Digital Converters
l Sample Rate Converters
l Four Analog Line-level Stereo Inputs for
LINE_IN, CD, VIDEO, and AUX
l Two Analog Line-level Mono Inputs for
Modem and Internal PC Beep
l Dual Stereo Line-level Outputs for
LINE_OUT and ALT_LINE_OUT
l Dual Microphone Inputs
l High Quality Pseudo-Differential CD Input
l Extensive Power Management Support
l Meets or Exceeds the Microsoft PC 99
Audio Performance Requirements
l S/PDIF Digital Audio Output
l CrystalClear 3D Stereo Enhancement
Description
The CS4299 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 CS4299 enables the design of
PC 99-compliant desktop, portable, and entertainment
PCs.
Coupling the CS4299 with a PCI audio accelerator or
core logic supporting the AC ’97 interface, implements a
cost effective, superior quality, audio solution. The
CS4299 surpasses PC 99 and AC ’97 2.1 audio quality
standards.
ORDERING INFO
CS4299-KQ 48-pin TQFP
CS4299-JQ 48-pin TQFP
9x9x1.4 mm
9x9x1.4 mm
SYNC
BIT_CLK
SDATA_OUT
SDATA_IN
RESET#
AC-LINK AND AC’97
REGISTERS
PWR
MGT
ANALOG INPUT MUX
AND OUTPUT MIXER
AC-
LINK
AC’97
REGISTERS
S/PDIF
SRC
PCM_DATA
GAIN / MUTE CONTROLS
MIXER / MUX SELECTS
SRC
PCM_DATA
ADC INPUT
18 bits MUX
OUTPUT
MIXER
Σ DAC
20 bits
LINE
CD
AUX
VIDEO
MIC1
MIC2
PHONE
PC_BEEP
LINE_OUT
ALT_LINE_OUT
MONO_OUT
Preliminary Product Information
This document contains information for a new product.
Cirrus Logic reserves the right to modify this product without notice.
P.O. Box 17847, Austin, Texas 78760
(512) 445 7222 FAX: (512) 445 7581
http://www.cirrus.com
Copyright Cirrus Logic, Inc. 2001
(All Rights Reserved)
JUN ‘01
DS319PP5
1
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