AK4490 Datasheet, PDF (4/68 Pages) Asahi Kasei Microsystems – Premium 32-Bit 2ch DAC

4. Block Diagram
[AK4490]
BICK/DCLK/BCK
LRCK/DSDR/DINR
SDATA/DSDL/DINL
WCK
SSLOW
CSN/SMUTE
CCLK/DEM0
CDTI/DEM1
DVDD
DVSS
PCM
Data
Interface
DSD
Data
Interface
Normal path
DATT
DSDD bit “0” Soft Mute
Volume bypass
DSDD bit “1”
External
DF
Interface
PDN
Interpolator
AVDD
AVSS
SCF

Modulator
Bias
Vref
SCF
VSSL
VDDL
AOUTLP
AOUTLN
VCML
VREFHL
VREFLL
VREFLR
VREFLL
VCMR
AOUTRP
AOUTRN
Control
Register
Clock
Divider
CAD1/ACKS PSN DZFL/DIF0 DZFR/DIF1 CAD0/DIF2
MCLK
Block Diagram
VDDR
VSSR
MS1648-E-03
-4-
2014/11