[AK4675]
■
Block Diagram (CODEC Block)
AVDD
VSS1
VCOM
SAIN1 SAIN2 SAIN3
SAVDD
VSS3
DVDD
VSS4
TEST
GPO1
MDT
MPWR
PMMP
PMSAD
GPO2
TEST5
SCL
SDA
TEST4
MPWR
MIC Power
Supply
MIC-Amp
PMMICL
PMADL or PMADR
A/D
Control
Register
LIN1/IN1+
Internal
MIC
TEST6
PDN
RIN1/IN1−
LIN2/IN2
A/D
HPF
PMMICR
PFSEL=0
PMADL
or
PMADR
PFSEL=1
PMDAL
or
PMDAR
or
PMSRA
PMAINR2
PMLOOPR
PMAINR1
PMAINR3
PMAINR4
External
MIC
RIN2/IN2
LIN3/IN3
RIN3/IN3
LIN4/IN4
RIN4/IN4
HPF
LPF
Stereo
Separation
5-band
Notch
ALC
MIX
BICK
LRCK
Audio
I/F
SDTO
SDTI
PMLOOPL
PMAINL1
PMAINL2
PMAINL3
PMAINL4
PMLO1
LOUT1/RCP
PMDAL
or
PMDAR
PMDAL or PMDAR or
SVOLA
S
E
L
PMPLL
D/A
Stereo Line Out
or
Mono Receiver
PMRO1
M DATT 5-band
I SMUTE EQ
X
MCKI
MCKO
ROUT1/RC
N
PMLO2S
PLL
PMPCM
VCOC
VCOCBT
LOUT2S
Stereo Line Out
ROUT2S
PMRO2S
PMSRA
PLLBT
SRC-A
BICKA
SVOLB
PMSRB
PMLO3
PCM
I/F A
SYNCA
SDTOA
SDTIA
BICKB
SYNCB
SDTOB
SDTIB
LOUT3/LOP
SRC-B
DATT-B
Stereo Line Out
ROUT3/LON
PMRO3
DATT-C
BVOL
PCM
I/F B
PVDD
VSS2
TVDD2
TVDD3
Figure 1. Block Diagram (CODEC Block)
MS0963-E-00
-3-
2008/05
AKM [ ASAHI KASEI MICROSYSTEMS ]
