
ASAHI KASEI
[AK4643]
MS0476-E-01
2006/10
- 2 -
(2) External Clock Mode
Frequencies: 256fs, 512fs or 1024fs (MCKI pin)
5. Output Master Clock Frequencies: 32fs/64fs/128fs/256fs
6. Sampling Rate:
PLL Slave Mode (LRCK pin): 7.35kHz
~
48kHz
PLL Slave Mode (BICK pin): 7.35kHz
~
48kHz
PLL Slave Mode (MCKI pin):
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 Master/Slave Mode:
7.35kHz
~
48kHz (256fs), 7.35kHz
~
26kHz (512fs), 7.35kHz
~
13kHz (1024fs)
7.
μ
P I/F: 3-wire Serial, I
2
C Bus (Ver 1.0, 400kHz High Speed Mode)
8. Master/Slave mode
9. Audio Interface Format: MSB First, 2’s complement
ADC : 16bit MSB justified, I
2
S, DSP Mode
DAC : 16bit MSB justified, 16bit LSB justified, 16-24bit I
2
S, DSP Mode
10. Ta =
30
~
85
°
C (SPK-Amp=OFF)
30
~
70
°
C (SPK-Amp=ON)
11. Power Supply:
AVDD, DVDD: 2.6
~
3.6V (typ. 3.3V)
HVDD: 2.6
~
5.25V (typ. 3.3V/5.0V)
12. Package: 32pin QFN (5mm x 5mm, 0.5mm pitch)
13. Pin/Register Compatible with AK4642EN
Block Diagram
MIC Power
Supply
MIC-Amp
A/D
Wind-Noise
Reduction
Stereo
Separation
HPF
PMADL or PMMICL
PMADR or PMMICR
PMADL or PMADR
Audio
I/F
D/A
DATT
PMDAC
PMHPL
PMHPR
Internal
MIC
EMIC
Line In
Stereo Line Out
Mono or
Headphone
PMSPK
Speaker
ALC
Bass
PLL
PMPLL
Control
Register
MPWR
LIN1
RIN1
LIN2
RIN2
HPL
HPR
MUTET
SPP
SPN
HVDD
HVSS
AVDD
AVSS
VCOM
DVDD
CSN
PDN
CCLK
CDTI
BICK
LRCK
SDTO
SDTI
MCKO
MCKI
VCOC
PMLO
LOUT/RCP
ROUT/RCN
ALC
DVSS
Stereo
Separation
HPF
I2C
LIN3/MIN
RIN3/VCOC
PMMP
PMAINR2
PMAINL2
PMAINR3
PMAINL3
Figure 1. Block Diagram