AK4753 Datasheet, PDF (2/85 Pages) Asahi Kasei Microsystems – 2-in, 4-out CODEC with DSP Functions

[AK4753]
■ Block Diagram
MUTEN BYPASS PDN SDA SCL STO EESCL EESDA EXTEE
LRCK
BICK
SDTI
TEST
AINL
AINR
VCOM
Serial
Audio
Interface
Stereo
ADC
Control
Serial Interface
EEP Control
DATT
DSP1
DSP2
DAC1
LOUT1/LOUT+
ROUT1/LOUT-
DAC2
LOUT2/ROUT+/MOUT+
ROUT2/ROUT-/MOUT-
SAIN1
SAIN2
t1
A/D
t2
t1
t2
REG
PLL
X’tal
Oscillator
FLT
XTI/MCKI
XTO
AVDD VSS1 DVDD VSS2 REG
DSP Block
HPF/LPF
4th order
Five
Biquads
Pre Gain
+18dB
Limiter
Figure 1. Block Diagram
Post Gain
+8dB
MS1311-E-00
-2-
2011/07