AK4691 Datasheet, PDF (3/80 Pages) Asahi Kasei Microsystems – 4ch ADC + 2ch DAC with MIC/HP/SPK-AMP

[AK4691]
■ Block Diagram
Internal
MIC
External
MIC
Line Out
Headphone
Speaker
MPWR
PRELN1
INTL1
EXTL1
PRERN1
INTR1
EXTR1
PRELN2
INTL2
EXTL2
PRERN2
INTR2
EXTR2
LOUT
ROUT
HPL
HPR
MUTET
SPP
SPN
MUTE
MRF MVDD
LIN
RIN
PMMP
MIC Power
Supply
PMMICL1
AVDD VSS1 VCOM
Control
Register
PMMICR1
PMADC1
ADC1
SDTI
PMADC1 or PMADC2 = “1” PMADC1 =PMADC2 = “0”
PMMICL2
PMMICR2
PMLO
PMHPL
PMHPR
PMSPK
PMADC2
ADC2 HPF2
PMADC1
or
PMDAC
HPF1
Wind-Noise
Reduction2
Wind-Noise
Reduction1
Stereo
Separation2
Stereo
Separation1
Audio
I/F
PMADC1
or
PMADC2
or
PMDAC
ALC (IVOL)
PMADC1 = “0”: OFF
SDTO1
PMDAC
D/A
DATT Bass
SMUTE Boost
PMADC2 = “0”: OFF
SDTO2
PMADC1=PMADC2=“0”
PMADC1 or PMADC2 = “1”
PMPLL
PLL
PMBP
SVDD VSS3
BEEP
LVDD LVCM
VSS4 TVDD1 TVDD2 DVDD VSS2
I2CN
CSN/CAD0
CCLK/SCL
CDTI/SDA
PDN
BICK
LRCK
SDTO1
SDTO2
SDTI
MCKO
MCKI
VCOC
Figure 1. Block Diagram
MS0672-E-00
-3-
2007/11