EQUIVALENT CIRCUITS
AVDD2
VIN+
6pF
1kΩ
VIN–
3.5V
X1
T/H
AVDD2 1kΩ
6pF
Figure 6. Equivalent Analog Input Circuit
DRVDD DRVDD
1.2V
LVDS_BIAS
3.74kΩ
K
ILVDSOUT
Figure 7. Equivalent LVDS_BIAS Circuit
DRVDD
V
V
DX–
DX+
V
V
Figure 8. Equivalent LVDS Digital Output Circuit
AD9445
DRVDD
DX
Figure 9. Equivalent CMOS Digital Output Circuit
VDD
RF ENABLE, DCS
MODE, OUTPUT
MODE, DFS
30kΩ
Figure 10. Equivalent Digital Input Circuit,
DFS, DCS MODE, OUTPUT MODE
3kΩ
CLK+
2.5kΩ
AVDD2
3kΩ
2.5kΩ
CLK–
Figure 11. Equivalent Sample Clock Input Circuit
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