AK4634 Datasheet, PDF (2/77 Pages) Asahi Kasei Microsystems – 16-Bit Mono CODEC with ALC & MIC/SPK-AMP

10. Master / Slave Mode
11. Audio Interface Format: MSB First, 2’s compliment
• ADC: DSP Mode, 16bit MSB justified, I²S
• DAC: DSP Mode, 16bit MSB justified, 16bit LSB justified, I²S
12. Ta = - 30 ∼ 85°C
13. Power Supply
• Analog Supply (AVDD): 2.2 ∼ 3.6V
• Digital Supply (DVDD): 1.6 ∼ 3.6V
• Speaker Supply (SVDD): 2.2 ∼ 4.0V
14. Package: 29pin CSP, 2.5mm x 3.0mm, 0.5mm pitch
■ Block Diagram
MPI
MIC/MICP
Mic
LIN/MICN
Line Out
Speaker
AOUT
SVDD
VSS3
SPP
SPN
AVDD
PMMP
MIC Power
Supply
VSS1 VCOM
DVDD
PMADC
A/D
MIC-Amp
0dB /+3dB/+6dB/+10dB/+17dB/+20dB
+23dB+26dB / +29dB / +32dB
HPF
PMAO
PMDAC
&
PMAO
D/A
PMPFIL
HPF
LPF
5 Band
EQ
VOL
(ALC)
PMSPK
Class-D
SPK-AMP
PMDAC
SMUTE DATT
PMSPK
BEEP
Generator
VSS2
Audio
I/F
PMPLL
PLL
Control
Register
TET1 TET2 TET3
Figure 1. AK4634 Block Diagram
[AK4634]
PDN
I2C
BICK
FCK
SDTO
SDTI
MCKO
MCKI
VCOC
CSN/SDA
CCLK/SCL
CDTIO
Rev. 0.5
2007/10
-2-