
AD9943/AD9944
Rev. B | Page 11 of 20
EQUIVALENT INPUT CIRCUITS
330Ω
DVDD
DVSS
INPUT
02905-B-005
Figure 4. Digital Inputs—SHP, SHD, DATACLK, CLOB, PBLK, SCK, SL
DVDD
DVSS
DRVSS
DRVDD
THREE-
STATE
DATA
DOUT
02905-B-006
Figure 5. Data Outputs
AVDD
AVSS
AVSS
02095-B-007
60Ω
Figure 6. CCDIN (Pin 22)