[AK4675]
■ Block Diagram (CODEC Block)
SAIN2
SAVDD
VSS3
AVDD
VSS1
VCOM
SAIN1
SAIN3
DVDD
VSS4
TEST
GPO1
GPO2
TEST5
SCL
PMSAD
MDT
MPMPWMPR
MPWR
A/D
MIC Power
Supply
Control
Register
SDA
MIC-Amp
PMMICL
TEST4
LIN1/IN1+
RIN1/IN1−
LIN2/IN2
PMADL or PMADR
A/D
Internal
MIC
TEST6
PDN
HPF
PMMICR
External
MIC
PFSEL=0
PMADL
or
RIN2/IN2
PMADR
HPF
LPF
LIN3/IN3
RIN3/IN3
PFSEL=1
PMDAL
or
BICK
LRCK
SDTO
SDTI
Stereo
PMDAR Separation
LIN4/IN4
RIN4/IN4
or
5-band
PMSRA
Audio
I/F
Notch
ALC
MIX
PMDAL
or
PMDAR
SVOLA
PMLO1
PMDAL or PMDAR or
LOUT1/RCP
ROUT1/RC
M
I
X
S
E
L
MCKI
DATT 5-band
SMUTE EQ
D/A
Stereo Line Out
or
Mono Receiver
PMRO1
MCKO
PMPLL
PLL
VCOC
PMLO2S
PMPCM
VCOCBT
LOUT2S
ROUT2S
PLLBT
Stereo Line Out
PMSRA
SRC-A
PMRO2S
BICKA
SYNCA
SDTOA
SDTIA
SVOLB
PCM
I/F A
PMSRB
SRC-B
PMLO3
PMRO3
DATT-B
LOUT3/LOP
ROUT3/LON
BICKB
SYNCB
SDTOB
SDTIB
DATT-C
Stereo Line Out
PCM
I/F B
BVOL
PVDD
VSS2
TVDD2
TVDD3
Figure 1. Block Diagram (CODEC Block)
MS0963-E-00
2008/05
- 3 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
