CS4299-BQ
CS4299-BQ
CrystalClear
®
®
SoundFusion™ Audio Codec ‘97
CrystalClear SoundFusion
™
Audio Codec ’97
Features
l
AC
’97 2.1 Compatible
Leading Mixed Signal Technology
l
Industry
l
20-bit
l
18-bit
Stereo Digital-to-Analog Converters
Stereo Analog-to-Digital Converters
Rate Converters
or Exceeds the Microsoft
®
PC 99
Audio Performance Requirements
l
S/PDIF Digital Audio Output
l
CrystalClear
®
3D Stereo Enhancement
l
Industrial Temperature Range
l
Meets
Description
The CS4299-BQ is an AC ’97 2.1 compatible stereo au-
dio codec designed for PC multimedia systems. Using
the industry leading CrystalClear
®
delta-sigma and
mixed signal technology, the CS4299-BQ enables the
design of PC 99-compliant desktop, portable, and enter-
tainment PCs.
Coupling the CS4299-BQ with a PCI audio accelerator
or core logic supporting the AC ’97 interface, implements
a cost effective, superior quality, audio solution. The
CS4299-BQ surpasses PC 99 and AC ’97 2.1 audio
quality standards.
ORDERING INFO
CS4299-BQZ lead-free 48-pin LQFP 9x9x1.4 mm
l
Sample
l
Four
l
Two
Analog Line-level Stereo Inputs for
LINE_IN, CD, VIDEO, and AUX
Analog Line-level Mono Inputs for
Modem and Internal PC Beep
Stereo Line-level Outputs for
LINE_OUT and ALT_LINE_OUT
Microphone Inputs
Quality Pseudo-Differential CD Input
Power Management Support
AC-LINK AND AC '97
REGISTERS
l
Dual
l
Dual
l
High
l
Extensive
ANALOG INPUT MUX
AND OUTPUT MIXER
TEST
PWR
MGT
SRC
SYNC
BIT_CLK
SDATA_OUT
SDATA_IN
RESET#
ID0#
ID1#
PCM_DATA
18 bit
ADC
INPUT
MUX
LINE
CD
AUX
VIDEO
MIC1
MIC2
PHONE
PC_BEEP
AC-
LINK
INPUT
MIXER
GAIN / MUTE CONTROLS
MIXER / MUX SELECTS
AC '97
REGISTERS
Σ
3D Stereo
Enhancement
OUTPUT
MIXER
EAPD
SPDIF_OUT
EAPD, S/PDIF
SRC
PCM_DATA
20 bit
DAC
Σ
LINE_OUT
ALT_LINE_OUT
MONO_OUT
Preliminary Product Information
P.O. Box 17847, Austin, Texas 78760
(512)
http://www.cirrus.com
445 7581
445 7222 FAX: (512)
http://www.cirrus.com
for a new product.
Preliminary Product Information
This
This document contains information
for a
this product without notice.
Cirrus Logic reserves the right to modify
new product.
document contains information
Cirrus Logic reserves the right to modify this product without notice.
MAR‘06
Copyright
©
Inc. 2006
Copyright
©
Cirrus Logic,
Cirrus Logic, Inc. 2006
March '06
DS319-BQPP2
(All Rights
(All Rights Reserved)
Reserved)
DS319-BQPP2
1
CIRRUS [ CIRRUS LOGIC ]
