ak4634 AKM Semiconductor, Inc., ak4634 Datasheet - Page 2

• Manufacturer Part Number: ak4634
• Description: 16-bit Mono Codec With Alc & Mic/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

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