CS4299_06 Datasheet, PDF (1/52 Pages) Cirrus Logic – CrystalClear SoundFusion Audio Codec 97

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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-KQZ lead-free 48-pin LQFP 9x9x1.4 mm
CS4299-JQZ lead-free 48-pin LQFP 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
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Cirrus Logic reserves the right to modify this product without notice.
P.O. Box 17847, Austin, Texas 78760
(512)^h4^tt4^p5^://7^w2^w2^w2^.cF^irrA^uX^s:^.c(^o5^m12) 445 7581
Copyright © C^Ci^orr^pu^ys^rigL^ho^tg^ic,^CIn^irc^r.^u2^s0^L0^o6^{gic, Inc. 2006}
(All Rights Re^(Ase^llr^Rve^igd^h)^{ts Reserved)}
MAR ‘06
D^MS^a3^r1^c9^hP^'P⁰6⁶
DS319PP6
http://www.cirrus.com
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