Datasheet

AD8139
Rev. B | Page 11 of 24
–
30
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
0.1 1 10 100
FREQUENCY (MHz)
DISTORTION (dBc)
V
O, dm
= 2.0V p-p
V
S
= +5V
V
S
= ±5V
0
4679-015
Figure 19. Second Harmonic Distortion vs. Frequency and Supply Voltage
–
30
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
0.1 1 10 100
FREQUENCY (MHz)
DISTORTION (dB)
V
O, dm
= 2.0V p-p
G = 1
G = 2
G = 5
0
4679-016
Figure 20. Second Harmonic Distortion vs. Frequency and Gain
–
30
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
0.1 1 10 100
FREQUENCY (MHz)
DISTORTION (dBc)
V
O, dm
= 2.0V p-p
R
L
= 100Ω
R
L
= 200Ω
R
L
= 500Ω
R
L
= 1kΩ
0
4679-017
Figure 21. Second Harmonic Distortion vs. Frequency and Load
–
30
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
0.1 1 10 100
FREQUENCY (MHz)
DISTORTION (dBc)
V
O, dm
= 2.0V p-p
V
S
= +5V
V
S
= ±5V
0
4679-018
Figure 22. Third Harmonic Distortion vs. Frequency and Supply Voltage
–
30
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
0.1 1 10 100
FREQUENCY (MHz)
DISTORTION (dB)
V
O, dm
= 2.0V p-p
G = 1
G = 2
G = 5
0
4679-019
Figure 23. Third Harmonic Distortion vs. Frequency and Gain
–
30
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
0.1 1 10 100
FREQUENCY (MHz)
DISTORTION (dBc)
V
O, dm
= 2.0V p-p
R
L
= 100Ω
R
L
= 200Ω
R
L
= 500Ω
R
L
= 1kΩ
0
4679-020
Figure 24. Third Harmonic Distortion vs. Frequency and Load