[AK4646]
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 Slave Mode:
7.35kHz
∼
48kHz (256fs), 7.35kHz
∼
26kHz (512fs), 7.35kHz
∼
13kHz (1024fs)
7.
μP
I/F: 3-wire Serial
8. Master/Slave mode
9. Audio Interface Format: MSB First, 2’s compliment
•
ADC: 16bit MSB justified, I
2
S
•
DAC: 16bit MSB justified, 16bit LSB justified, 16-24bit I
2
S
10. Ta =
−30 ∼
85°C
11. Power Supply:
•
AVDD: 2.2
∼
3.6V (typ. 3.3V)
•
DVDD: 1.6
∼
3.6V (typ. 3.3V)
•
SVDD: 2.2
∼
4.0 V (typ. 3.3V)
12. Power supply Current: 19mA
13. Package: 32pin QFN (5mm x 5mm, 0.5mm pitch)
14. Pin/Register Compatible with AK4642EN/AK4643EN
■
Block Diagram
AVDD
PMMP
AVSS
VCOM
DVDD
DVSS
MPWR
MIC Power
Supply
PMADL
CSN
Control
Register
CCLK
CDTIO
LIN1
Internal
MIC
RIN1
MIC-Amp
LIN2
PMADR
PMADL or PMADR
PDN
A/D
HPF
External
MIC
RIN2
PMADCL
or
PMADCR
or
PMDAC
BICK
HPF
LRCK
LPF
Stereo
Separation
5 Band
EQ
ALC
SDTO
Audio
I/F
SDTI
PMLO
LOUT
Line Out
ROUT
PMDAC
D/A
DATT DEM
SMUTE
MCKO
PLL
MCKI
VCOC
PMSPK
PMPLL
SPP
Speaker
SPN
PMBP
SVDD
SVSS
MIN
Figure 1. Block Diagram
MS0557-E-02
-2-
2007/05
AKM [ ASAHI KASEI MICROSYSTEMS ]
