ak4647 AKM Semiconductor, Inc., ak4647 Datasheet - Page 2
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ak4647
Manufacturer Part Number
ak4647
Description
Stereo Codec With Mic/hp-amp
Manufacturer
AKM Semiconductor, Inc.
Datasheet
1.AK4647.pdf
(72 pages)
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ASAHI KASEI
MS0566-E-00
Block Diagram
Headphone
External
Line Out
Internal
Line In
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 complement
10. Ta = −40 ∼ 85°C
11. Power Supply:
12. Package: 48pin LQFP
• 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
• AVDD, DVDD: 2.6 ∼ 3.6V (typ. 3.3V)
• HVDD: 2.6 ∼ 5.25V (typ. 3.3V/5.0V)
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
RIN2
RIN1
LIN1
LIN2
HPR
HPL
HVDD
PMHPL
PMHPR
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
Control
Audio
PLL
I/F
I2C
CDTI
BICK
LRCK
SDTO
MCKO
CSN
CCLK
PDN
SDTI
MCKI
VCOC
[AK4647]
2006/11
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