ak4642e AKM Semiconductor, Inc., ak4642e Datasheet - Page 2

• Manufacturer Part Number: ak4642e
• Description: Stereo Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0420-E-00
Block Diagram
Headphone
External
Line Out
Internal
Line In
Speaker
MIC
MIC
6. Sampling Rate:
7. µP I/F: 3-wire Serial, I
8. Master/Slave mode
9. Audio Interface Format: MSB First, 2’s compliment
10. Ta = −30 ∼ 85°C (SPK-Amp=OFF)
11. Power Supply:
12. Package: 32pin QFN (5mm x 5mm, 0.5mm pitch)
13. Register Upper-Compatible with Mono CODEC (AK4536/4630/4631)
• AVDD, DVDD: 2.6 ∼ 3.6V (typ. 3.3V)
• HVDD: 2.6 ∼ 5.25V (typ. 3.3V/5.0V)
• PLL Slave Mode (LRCK pin): 7.35kHz ∼ 48kHz
• PLL Slave Mode (BICK pin): 7.35kHz ∼ 48kHz
• PLL Slave Mode (MCKI pin):
• PLL Master Mode:
• EXT Slave Mode:
• ADC : 16bit MSB justified, I
• DAC : 16bit MSB justified, 16bit LSB justified, 16-24bit I
−30 ∼ 70°C (SPK-Amp=ON)
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
8kHz, 11.025kHz, 12kHz, 16kHz, 22.05kHz, 24kHz, 32kHz, 44.1kHz, 48kHz
7.35kHz ∼ 48kHz (256fs), 7.35kHz ∼ 26kHz (512fs), 7.35kHz ∼ 13kHz (1024fs)
MUTET
MPWR
ROUT
LOUT
or
RIN1
RIN2
LIN1
LIN2
HPR
SPP
SPN
HPL
HVDD
PMHPR
PMHPL
PMSPK
PMLO
HVSS
MIC-Amp
2
PMBP
C Bus (Ver 1.0, 400kHz High Speed Mode)
PMADL
PMADR
PMMP
MIC Power
Supply
Figure 1. Block Diagram
MIN
AVDD
2
S
A/D
PMADL or PMADR
- 2 -
HPF
AVSS
D/A
PMDAC
SMUTE
DATT
Wind-Noise
Reduction
VCOM
Boost
Bass
ALC
Separation
Stereo
Separation
Stereo
DVDD
ALC
HPF
2
S
DVSS
PMPLL
Register
Cont rol
Audio
PLL
I/F
[AK4642EN]
I2C
CSN
CCLK
CDTI
PDN
BICK
LRCK
SDTO
SDTI
MCKO
MCKI
VCOC
2005/09