Datasheet

AD9974
Rev. A | Page 12 of 52
EQUIVALENT INPUT/OUTPUT CIRCUITS
R
A
V
DD
AVSS AVSS
05955-010
Figure 9. CCDIN Input
IOVDD
DVSS
330Ω
05955-012
Figure 10. Digital Inputs
05955-011
IOVDD
AVSS
330Ω
CLI
100kΩ
+
Figure 11. CLI Input, Register 0x15[0] = 1 Enables the Bias Circuit
HVSS OR RGVSS
HVDD OR RGVDD
ENABLE
DATA
OUTPUT
0
5955-013
Figure 12. H1 to H4 and RG Outputs