Datasheet

AD8137 Data Sheet
Rev. E | Page 14 of 32
FREQUENCY (MHz)
DISTORTION (dBc)
–40
–50
–60
–70
–80
–90
–100
–110
0.1 1 10
04771-0-032
V
O, dm
= 2V p-p
R
L, dm
= 200Ω
R
L, dm
= 1kΩ
R
L, dm
= 500Ω
Figure 23. Second Harmonic Distortion at Various Loads
FREQUENCY (MHz)
DISTORTION (dBc)
–40
–50
–60
–70
–80
–90
–100
–110
0.1 1 10
04771-0-034
G = 2
G = 5
G = 1
V
O, dm
= 2V p-p
R
G
= 1kΩ
Figure 24. Second Harmonic Distortion at Various Gains
FREQUENCY (MHz)
DISTORTION (dBc)
–40
–50
–60
–70
–80
–90
–100
–110
0.1 1 10
04771-0-030
V
O, dm
= 2V p-p
G = 1
R
F
= 500Ω
R
F
= 2kΩ
R
F
= 1kΩ
Figure 25. Second Harmonic Distortion at Various R
F
FREQUENCY (MHz)
DISTORTION (dBc)
–40
–50
–60
–70
–80
–90
–100
–110
0.1 1 10
04771-0-033
V
O, dm
= 2V p-p
R
L, dm
= 200Ω
R
L, dm
= 1kΩ
R
L, dm
= 500Ω
Figure 26. Third Harmonic Distortion at Various Loads
FREQUENCY (MHz)
DISTORTION (dBc)
–40
–50
–60
–70
–80
–90
–100
–110
0.1 1 10
04771-0-035
V
O, dm
= 2V p-p
R
G
= 1kΩ
G = 5
G = 1
G = 2
Figure 27. Third Harmonic Distortion at Various Gains
FREQUENCY (MHz)
DISTORTION (dBc)
–40
–50
–60
–70
–80
–90
–100
–110
0.1 1 10
04771-0-031
V
O, dm
= 2V p-p
G = 1
R
F
= 500Ω
R
F
= 2kΩ
R
F
= 1kΩ
Figure 28. Third Harmonic Distortion at Various R
F