cs4226 Cirrus Logic, Inc., cs4226 Datasheet
cs4226
Manufacturer Part Number
cs4226
Description
Surround Sound Codec
Manufacturer
Cirrus Logic, Inc.
Datasheet
1.CS4226.pdf
(37 pages)
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Features
www.cirrus.com
Stereo 20-bit A/D converters
Six 20-bit D/A converters
S/PDIF receiver
– AC-3 & MPEG auto-detect capability
108 dB DAC signal-to-noise ratio (EIAJ)
Mono 20-bit A/D converter
Programmable Input gain & output
On-chip anti-aliasing and output smoothing
De-emphasis for 32 kHz, 44.1 kHz, 48 kHz
OVL/ERR
SDOUT1
SDOUT2
attenuation
filters
I
SDIN1
SDIN2
SDIN3
LRCK
SCLK
DEM
PDN
CLKOUT XTI
SCL/CCLK
DEM
Clock Osc/
SDA/CDOUT
Divider
MUX
XTO
Surround Sound Codec
Control Port
FILT
PLL
AD1/CDIN AD0/CS I
HOLD/RUBIT
DAC#1
DAC#2
DAC#3
DAC#4
DAC#5
DAC#6
Right
Mono
ADC
ADC
Left
ADC
Copyright
DATAUX/RX4
S/PDIF RX/Auxiliary Input
(All Rights Reserved)
LRCKAUX/RX3
Cirrus Logic, Inc. 2004
2
Volume
Volume
Volume
Volume
Volume
Volume
C/SPI
Control
Control
Control
Control
Control
Control
Description
The CS4226 is a single-chip codec providing stereo an-
alog-to-digital and six digital-to-analog converters using
Delta-Sigma conversion techniques. This +5V device
also contains volume control independently selectable
for each of the six D/A channels. An S/PDIF receiver is
included as a digital input channel. Applications include
Dolby Pro-logic , Dolby Digital AC-3
DTS
tems, and other multi-channel applications.
ORDERING INFORMATION
CS4226-KQ -10° to +70° C 44-pin TQFP
CS4226-KQZ -10° to +70° C 44-pin TQFP Lead Free
CS4226-BQ -40° to +85° C 44-pin TQFP
CS4226-BQZ -40° to +85° C 44-pin TQFP Lead Free
CS4226-DQ -40° to +85° C 44-pin TQFP
CDB4226
home theater systems, DSP based car audio sys-
SCLKAUX/RX2
VD+
VA+
RX1
Reference
Voltage
DGND1 DGND2
Evaluation Board
CS4226
CMOUT
AOUT1
AOUT2
AOUT3
AOUT4
AOUT5
AOUT6
AINAUX
AIN1L
AIN1R
AIN2L/FREQ0
AIN2R/FREQ1
AIN3L/AUTODATA
AIN3R/AUDIO
AGND1
AGND2
,
THX
DS188F4
NOV ‘04
and
1
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