AK4951EG Datasheet, PDF (5/30 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/HP/SPK-AMP

[AK4951]
[AK4951EG]
Internal
MIC
External
MIC
BEEP
Mono
Speaker
Cap-less
Headphone
VCOM VSS1 REGFIL AVDD
DVDD TVDD VSS2
MPWR2
MPWR1
LIN1
RIN1
LIN2
RIN2
VSS3
RIN3/BEEP
PMMP
MIC Power
Supply
AVDD
Analog Block
PMADL
MIC-Amp
+30~0dB
PMADR
PMADL or PMADR
ADC HPF
PMBP
LDO
2.3V
Digital Core,
Headphone-Amp
MIC-Power,
Charge-pump,
Speaker-Amp
Control
Register
PMPFIL
MIC Sensitivity
Correction
Auto HPF
HPF2
LPF
Stereo Emphasis
4-band EQ
ALC
1 Band EQ
Audio
I/F
SPP/LOUT
SPN/ROUT
PMSL
PMDAC
DAC
DVOL
SMUTE
Mono/
Stereo
PFVOL
HPL
PMHPL
HPR
PMHPR
PMOSC
Oscillator
PMHPL or PMHPR
Charge Pump
AVDD
PMPLL
PLL
PDN
CSN/SDA
CCLK/SCL
CDTIO/CAD0
I2C
BICK
LRCK
SDTO
SDTI
MCKI
VEE CN CP
Figure 2. Block Diagram (AK4951EG)
014004561-E-00-PB
-5-
2014/08