AK4642EN Datasheet, PDF (2/83 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP/SPK-AMP

ASAHI KASEI
[AK4642EN]
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, I²C Bus (Ver 1.0, 400kHz High Speed Mode)
8. Master/Slave mode
9. Audio Interface Format: MSB First, 2’s compliment
• ADC : 16bit MSB justified, I²S
• DAC : 16bit MSB justified, 16bit LSB justified, 16-24bit I²S
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. Register Upper-Compatible with Mono CODEC (AK4536/4630/4631)
„ Block Diagram
Internal
MIC
External
MIC
MPWR
LIN1
RIN1
LIN2
RIN2
or
Line In
Line Out
LOUT
ROUT
AVDD
PMMP
MIC Power
Supply
PMADL
AVSS VCOM
DVDD
DVSS
Cont rol
Register
MIC-Amp
PMADR
PMADL or PMADR
A/D HPF
Wind-Noise
Reduction
Stereo
Separation
ALC
PMLO
Audio
I/F
I2C
CSN
CCLK
CDTI
PDN
BICK
LRCK
SDTO
SDTI
Headphone
Speaker
HPL
HPR
MU TE T
SPP
SPN
PMHPL
PMHPR
PMSPK
PMBP
PMDAC
D/A
DATT Bass
SMUTE Boost
Stereo
ALC _Separation
HPF
PMPLL
PLL
MCKO
MCKI
VCOC
HVDD
HVSS
MIN
Figure 1. Block Diagram
MS0420-E-00
-2-
2005/09