AK4564 Datasheet, PDF (35/48 Pages) Asahi Kasei Microsystems – 16BIT CODEC WITH BUILT-IN ALC AND MIC/HP/SPK-AMP

ASAHI KASEI
[AK4564]
MIC
MPWR
D0:MIC
HP
D4:HPP
Input
Selector
*2
D1:ADC
ADC
ALC1
VCOM
HVCM
D3:VCOM
DAC
ATT
SPK
D5:SPKP
MOUT
ALC2
BEEP2
AOUT2
AOUT1
D2:DAC
*1
D7:AOUT2P D6:AOUT1P
*1: BEEP2 is enabled by controlling SPKP or HPP bit.
*2: MIX1-Amp is enabled by controlling ADC or DACMIX bit
Figure 26. Power Management Control
MIC
MPWR
MVDD
HP
HVDD
Input
Selector
SPK
SVDD
MOUT
ALC2
AVDD
BEEP2
AVDD
AVDD
ADC
ALC1
AOUT2
HVDD
VCOM
HVCM
VCOM: AVDD
HVCM: HVDD
AOUT1
DAC
ATT
AVDD
HVDD
Figure 27. Analog Power Supply Source of Each Block
MS0140-E-01
- 35 -
2002/07