AK4953A Datasheet, PDF (2/96 Pages) Asahi Kasei Microsystems – 24bit Stereo CODEC with MIC/HP/SPK-AMP

[AK4953A]
5. Output Master Clock Frequencies: 32fs/64fs/128fs/256fs
• PLL Slave Mode (BICK pin): 7.35kHz ∼ 96kHz
• PLL Slave Mode (MCKI pin): 7.35kHz, 8kHz, 11.025kHz, 12kHz, 14.7kHz, 16kHz,
22.05kHz, 24kHz, 29.4kHz, 32kHz, 44.1kHz, 48kHz,
64kHz, 88.2kHz, 96kHz
• PLL Master Mode: 7.35kHz, 8kHz, 11.025kHz, 12kHz, 14.7kHz, 16kHz, 22.05kHz,
24kHz, 29.4kHz, 32kHz, 44.1kHz, 48kHz, 64kHz, 88.2kHz,
96kHz
• EXT Master/Slave Mode: 7.35kHz ~ 96kHz (256fs), 7.35kHz ~ 48kHz (384fs),
7.35kHz ~ 48kHz (512fs), 7.35kHz ~ 12kHz (1024fs)
6. μP I/F: 3-wire Serial, I²C Bus (Ver 1.0, 400kHz Fast-Mode)
7. Master/Slave mode
8. Audio Interface Format: MSB First, 2’s complement
• ADC: 24bit MSB justified, 16/24bit I²S
• DAC: 24bit MSB justified, 16bit LSB justified, 24bit LSB justified, 16/24bit I²S
9. Ta = −30 ∼ 85°C (SPK-Amp = OFF)
Ta = −30 ∼ 70°C (SPK-Amp = ON)
10. Power Supply:
• Analog Power Supply (AVDD): 2.85 ~ 3.5V
• Digital Power Supply (DVDD): 1.6 ~ 2.0V
• Digital I/O Power Supply (TVDD): DVDD ~ 3.5V
• Speaker Power Supply (SVDD): 0.9 ~ 5.5V
11. Package: 36pin QFN (5 x 5mm, 0.4mm pitch)
■ Block Diagram
AVDD VSS1 REGFIL VCOM
DVDD TVDD VSS2
MPWR2
MPWR1
Internal
MIC
Ex ternal
MIC
LIN1/DDAT
RIN1/DMCLK
LIN2
RIN2
Line In
LIN3
RIN3
Speaker
SVDD
VSS4
SPP
SPN
Cap-less
Headphone
HPL
HPR
CP
CN
PMMP
MIC Power
Supply
PMADL
P MVC M
LDO
+2.5V
Analog Block
Charge pump
Control
Register
PM ADR
MIC-Amp
PMSPK
Class-AB
S PK -AM P
PMHPL
PMHPR
PMHPL or PMHPR
Charge
P um p
PMADL or PMADR
ADC HPF1
PM BP
Be ep
Ge nerato r
PMPFIL
HPF2
LPF
4-band EQ
ALC
1-band EQ
SDTI
Audio
I/F
SDTO
PMDAC
DAC
DVL/R _DEM
SMUTE
PMPLL
PLL
AVDD
I2C
CSN/SDA
CCLK/SCL
CDTIO/CAD0
PDN
BICK
LRCK
SDTI
SDTO
MCKO
MCKI
PVEE VSS3
Figure 1. Block Diagram
MS1252-E-00
-2-
2010/10