[AK4650]
■
Block Diagram (Audio Block)
MICOUT
PMMIC
AIN
MVREF
DVDD1
DVSS1 DVDD2
DVSS2
MPE
MPI
INT
MIC Power
Supply
PR6-0
ALC1
(IPGA)
MIC Power
Supply
ADC
MIC-AMP
0dB or 20dB
HPF
EXT
MDT
0.075 x AVDD
PMMO
RESETN
SYNC
BITCLK
SDATAIN
SDATAOUT
Audio
Interface
ATT
CPU
MOUT+
ATT
MOUT-
PMHPL or PMHPR or PMSPK
ATT
PR6-0
Control
Register
DAC
DATT
SMUTE
PLL1
HVDD
HVSS
HPL
PMHPL
VRA
PR5
PR5
XTO/PLL0
HP-AMP
MIX
MIX
PLL
XTI/MCKI
HDT
PMHPR
HPR
MUTET
HP-AMP
MIX
MIX
VCOC1
PMLIN
PMSPK
PMAUX
SPP
VCOC2
Volume
Volume
Volume
MIX
SPK-
AMP
SPN
MIX
ALC2
PMBP
VCOM
BEEP
AVSS AVDD
MIN
MDT/RIN
MOUT2
MPE/LIN
AUXIN+
AUXIN-
Figure 1. Block Diagram (Audio Block)
MS0502-E-01
-3-
2007/04