AK4640_05 Datasheet, PDF (2/78 Pages) Asahi Kasei Microsystems – 16-Bit ΔΣ CODEC with MIC/HP/SPK-AMP

ASAHI KASEI
[AK4640]
11. Audio Interface Format : MSB First, 2’s compliment
• ADC : I²S, 16bit MSB justified
• DAC : I²S, 16bit MSB justified, 16bit LSB justified
12. Ta = −10 ∼ 70°C
13. Power Supply: 2.4V ∼ 3.6V (typ. 3.3V)
14. Power Supply Current
• AVDD+DVDD : 19mA
• PVDD : 1.2mA
• HVDD (HP-AMP=ON, SPK-AMP=OFF) : 4mA
• HVDD (HP-AMP=OFF, SPK-AMP=ON) : 7mA
15. Package : 57pin BGA (5mm x 5mm, 0.5mm pitch)
52pin QFN (Pin Compatible with AK4534/8VN)
16. Register Compatible with AK4534/8
„ Block Diagram
MPE
MPI
INT
EXT
MOUT+
MOUT-
MICOUT
MIC Power
Supply
MIC Power
Supply
AIN
PMMIC
ALC1
(IPGA)
MIC-AMP
0dB or 20dB
PMMO
ATT
ATT
PMHPL or PMHPR or PMSPK
ATT
HVDD
HVSS
PMHPL
MIX
HPL
HP-AMP MIX
M/S AVSS AVDD
PMADC
ADC HPF
Audio
Interface
PMDAC
DATT
DAC _SMUTE
Control
Register
HPR
MUTET
SPP
SPN
VCOM
PMHPR
MIX
HP-AMP MIX
SPK-
AMP
PMSPK
ALC2
MIX
PMBPS
PMBPM
PMPLL
PLL
Volume
MIX
MOUT
PMAUX
DVSS DVDD
BEEPL
BEEPR BEEPM _{MIN MOUT2} AUXIN+ AUXIN-
Figure 1. Block Diagram
CAD0
PDN
LRCK
BICK
SDTO
SDTI
I2C
CSN/CAD1
CCLK/SCL
CDTI/SDA
CDTO
XTO
XTI/MCKI
PVDD
PVSS
MCKO
VCOC
DSP
and
uP
MS0273-E-02
-2-
2005/04