
[AK4646]
MS0557-E-06 2011/06
- 2 -
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 (AK4646EN)
32pin QFN, 4mm x 4mm, 0.4mm pitch (AK4646EZ)
14. Pin/Register Compatible with AK4642EN/AK4643EN (AK4646EN)
■ Block Diagram
MIC Power
Supply
MIC-Amp A/D
Stereo
Separation
HPF
PMADL
PMADR
PMMP
PMADL or PMADR
Audio
I/F
D/A
DATT
SMUTE
PMDAC
Internal
MIC
External
MIC
Line Out
PMSPK
Speaker
ALC
PLL
PMBP
PMPLL
Control
Register
MPWR
LIN1
RIN1
LIN2
RIN2
SPP
SPN
SVDD SVSS
MIN
AVDD
VSS VCOM DVDD
CCLK
PDN
CDTIO
BICK
LRCK
SDTO
SDTI
MCKO
MCKI
VCOC
PMLO
LOUT
ROUT
DVSS
CSN
5 Band
EQ
DEM
PMADCL
or
PMADCR
or
PMDAC
LPF
HPF
Figure 1. Block Diagram
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