AK4635 Datasheet, PDF (2/81 Pages) Asahi Kasei Microsystems – 16-Bit Mono CODEC with ALC & MIC/SPK/Video-AMP

[AK4635]
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
• PLL Master Mode:
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
• EXT Slave Mode / EXT Master Mode:
7.35kHz ~ 48kHz (256fs), 7.35kHz ~ 26kHz (512fs), 7.35kHz ~ 13kHz (1024fs)
9. Output Master Clock Frequency: 256fs
10. Serial μP Interface: 3-wire, I²C Bus (Ver 1.0, 400kHz High Speed Mode)
11. Master / Slave Mode
12. 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
13. Ta = - 30 ∼ 85°C
14. Power Supply
• Analog Supply (AVDD): 2.8 ∼ 3.6V
• Digital Supply (DVDD): 1.6 ∼ 3.6V
• Speaker Supply (SVDD): 2.2 ∼ 4.0V
15. Package: 29pin CSP (2.5mm x 3.0mm, 0.5mm pitch)
■ Block Diagram
MPI
MIC/MICP
Mic
LIN/MICN
Line Out
Speaker
Composite
Video Out
AOUT
SVDD
VSS3
SPP
SPN
VOUT
VSAG
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)
PMDAC
SMUTE DATT
PMSPK
Class-D
SPK-AMP
+6dB
PMV
GCA
LPF
-1dB ~ +10.5dB
Step 0.5dB
PMSPK
BEEP
Generator
CLAMP
VSS2
Audio
I/F
PMPLL
PLL
Control
Register
VIN
PDN
I2C
BICK
FCK
SDTO
SDTI
MCKO
MCKI
VCOC
CSN/SDA
CCLK/SCL
CDTIO
Figure 1. AK4635 Block Diagram
Rev. 0.6
2007/10
-2-