[AK4950]
■
Block Diagram
AVDD
VSS1
REGFILA
REGFILB
VCOM
TVDD VSS2
PMMP
MPWR
MIC Power
Supply
PMADL
LDO: 2.3V
LDO: 1.8V
Analog Block
PDN
Digital Block
MIC Power, SPK-Amp, LINE/Video-out-Amp
LIN1
Internal
MIC
RIN1
MIC-Amp
LIN2
PMADR
PMADL or PMADR
PMPFIL
A/D
HPF
External
MIC
RIN2
MIC Sensitivity
Compensation
HPF2
PMLO
LOUT
Line Out
ROUT/MIN
LPF
BICK
LRCK
Audio
I/F
Stereo
Separation
3 Band EQ
SDTO
SDTI
ALC
PMBP
1 Band EQ
VSS3
PMSPK
PMDAC
DVOL
Mono/
DEM Stereo
SPP
Speaker
SPN
SPK-amp
D/A
SMUTE
MCKO
PMPLL
PMV
PLL
LPF
CLAMP
MCKI
Composite
Video Out
VOUT
+6/9/12/16.5dB
CSN/SDA
Control
Register
CCLK/SCL
CDTIO/CAD0
I2C
PMCP
Charge
Pump
CLK
GEN
VIN
VSS4 PVEE
Figure 1. Block Diagram
Total: 32pin
MS1320-E-00
-3-
2011/10