AK4632 Datasheet, PDF (2/70 Pages) Asahi Kasei Microsystems – 16-Bit ΔΣ Mono CODEC with ALC & MIC/SPK/Video-AMP

ASAHI KASEI
[AK4632]
• EXT Slave 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
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 = -10 ∼ 70°C
14. Power Supply
• CODEC: 2.6 ∼ 3.6V (typ. 3.3V)
• Speaker-Amp: 2.6 ∼ 5.25V (typ. 3.3V/5.0V)
• Video-Amp: 2.8 ∼ 5.25V (typ. 3.3V/5.0V)
15. Power Supply Current: 23.5 mA (All Power ON)
16. Package: 32pin QFN
17. Register Compatible with AK4631
„ Block Diagram
MPI
MIC
AOUT
SVDD
SVSS
SPP
SPN
BEEP
VOUT
VSAG
MICOUT
MIC Power
Supply
AIN
PMMIC
MIC-AMP
0dB or 20dB
or 26dB or 32dB
ALC1
(IPGA)
VCOM
AVSS AVDD
PMADC
ADC HPF
PMAO
ALC1A
DACA
BEEPA
DACM
ALC1M
PMDAC
DAC DVOL
Audio
Interface
SPK-
AMP
PMBP
PMSPK
ALC2
MIX
+6dB
PMV
($"
-1dB ~ +10.5dB
Step 0.5dB
-1'
$-".1
Control
Register
PMPLL
PLL
VVDD
VIN
MIN
MOUT
Figure 1. AK4632 Block Diagram
DVDD
DVSS
PDN
FCK
BICK
SDTO
SDTI
CSN
CCLK
CDTI
MCKO
DSP
and
uP
MCKI
VCOC
MS0396-E-00
-2-
2005/06