AK4958ECB Datasheet, PDF (3/35 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/SPK/VIDEO-AMP & LDO

[AK4958]
■ ブロック図
・AK4958EG
Internal
MIC
External
MIC
Line Out
MPWR
LIN1/DMDAT
RIN1/DMCLK
LIN2
RIN2
LOUT
ROUT
BEEP
Speaker
VSS3
SPP
SPN
Composite
Video Out
VSS4
VOUT
AVDD VSS1
PMMP
MIC Power
Supply
PMMICL
LDO: 2.3V
MIC-Amp
PMMICR
PMADL or PMADR
ADC HPF
PMLO
PMBP
REGFIL VCOM DVDD
TVDD VSS2
Analog Block
MIC Power, SPK-Amp,
LINE/Video-out-Amp
PMPFIL
MIC 感度補正機能
自動風切音フィルタ
HPF2
LPF
Stereo Emphasis
EQ0
4-Band EQ
ALC
1-Band EQ
HPF3
移動平均回路
Audio
I/F
PDN
BICK
LRCK
SDTO
SDTI
PMSPK
SPK-Amp
PMDAC
DAC
DVOL
SMUTE
3-Band
DRC
Mono/
Stereo
Bass
Boost
PMPLL
PLL
MCKO
MCKI
PMV
LPF
+12/16.5dB
CLAMP
VIN
Control
Register
CSN/SDA
CCLK/SCL
CDTIO/CAD0
I2C
Figure 1. ブロック図(AK4958EG)
MS1558-J-01-PB
-3-
2013/10