Datasheet

AD9279
Rev. 0 | Page 17 of 44
EQUIVALENT CIRCUITS
LI-x,
LG-x
AVDD2
15kΩ
V
CM
09423-022
Figure 25. Equivalent LNA Input Circuit (VCM = Common-Mode Voltage)
LO-x,
LOSW-x
10Ω
AVDD2
AVDD2
09423-023
Figure 26. Equivalent LNA Output Circuit
350Ω
10kΩ
10kΩ
CLK–
350Ω
1.25V
CLK+
09423-024
AVDD1
AVDD1
Figure 27. Equivalent Clock Input Circuit
350Ω
10kΩ
10kΩ
4LO–
350Ω
1.25V
4LO+
09423-025
AVDD2
AVDD2
Figure 28. Equivalent 4LO Input Circuit
09423-026
S
DIO
350Ω
30kΩ
A
VDD1
Figure 29. Equivalent SDIO Input Circuit
DR
V
DD
GND
DRVDD
DOUTx–
DOUTx+
V
V
V
V
09423-027
DRVDD
Figure 30. Equivalent Digital Output Circuit
09423-028
SCLK,
PDWN,
O
R STBY
30kΩ
350Ω
A
V
DD1
Figure 31. Equivalent SCLK, PDWN, or STBY Input Circuit
09423-029
RESET
350Ω
A
V
DD2
Figure 32. Equivalent RESET Input Circuit