Datasheet

REV. 0
AD1955
–17–
DVDD
AV DD
L2
600Z
L3
600Z
C2
0.1␮F
C1
0.1␮F
MCLK
EF_RDATA
SDATA/EF_LDATA
BCLK/EF_BCLK
LRCLK/EF_WCLK
DSD_PHASE
DSD_RDATA
DSD_LDATA
DSD_SCLK
CDATA
CCLK
MUTE
ZEROR
ZEROL
PD/RST
IOUTL+
IOUTL–
IOUTR+
IOUTR–
DGND
AGND1
AGND2
IREF
FILTB
FILTR
DVDD AV DD
AD1955
U1
AV DD
OR
VREF
VBIAS
VREFA
VREFA
2.80V
C44
0.1␮F
C43
47␮F
R57
2.80k⍀
R56
2.21k⍀
+
CONNECT VBIAS TO VREFA FOR BEST PERFORMANCE
OR VREF FOR LOWER PARTS COUNT
600Z
L1
R1
2.49k⍀
C3
0.1␮F
C4
10␮F
C5
0.1␮F
C6
47␮F
VREF
2.39V
+
+
MCLK
RDATA
SDATA
BCLK
LRCLK
DSD_PHASE
DSD_RDATA
DSD_LDATA
DSD_SCLK
CDATA
CLATCH
CCLK
MUTE
ZEROR
ZEROL
IOUTL+
IOUTL–
IOUTR+
IOUTR–
PD/RST
CLATCH
Figure 6. DAC Power Supply and Bypass