AK5373 Datasheet, PDF (2/53 Pages) Asahi Kasei Microsystems – 24-bit Stereo ADC with USB Interface

■ Block Diagram
[AK5373]
Microphone
EEP-ROM
SPI I/F
VREF VCOM AVDD VSS1
CSN SK EPAO EPAI
RSTN SUSN DVDD VSS2 VSS3
MPWR
PMMP
VREF
MICLP
PMADL
Control
Decode
PMADL or PMADR
MICLN
MICRP
Gain: 0/+6/+12/+18/+24/+30/+36dB
24bit
ADC
MICRN
MGAIN0
MGAIN1
MGAIN2
PMADR
PLL
(System/Audio)
USB
SIE
USB
DP
Tx/Rx
DN
DVOL
MUTE
Audio
Stream
Control
Ext
Audio
I/F
SDIN or SDOUT
CLKO
SDTI
SDTO
LRCK
BICK
MCLK
CKM = “H”
XTE = “H”
LMUTEN RMUTEN
Figure 1. Block Diagram
CLKDRV
XTI
XTO
24MHz
MS1202-E-00
-2-
2010/06