AD8139
–30
–30
–40
V
= 2.0V p-p
V
= 2.0V p-p
O, dm
O, dm
–40
–50
–50
–60
–60
–70
–70
R
= 200Ω
F
–80
–80
R
= 500Ω
F
–90
–90
R
= 200Ω
F
–100
–110
–120
–130
–100
–110
–120
–130
R
= 1kΩ
F
R
= 1kΩ
F
R
= 500Ω
F
0.1
1
10
FREQUENCY (MHz)
100
0.1
1
10
FREQUENCY (MHz)
100
Figure 25. Second Harmonic Distortion vs. Frequency and RF
Figure 28. Third Harmonic Distortion vs. Frequency and RF
–80
–80
F = 2MHz
C
F
= 2MHz
C
V
V
= ±5V
= +5V
S
–90
–100
–110
–120
–130
–140
–150
–90
V
= +5V
S
S
–100
–110
–120
–130
–140
–150
V
= ±5V
S
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
8
V
(V p-p)
V
(V p-p)
O, dm
O, dm
Figure 26. Second Harmonic Distortion vs. Output Amplitude
Figure 29. Third Harmonic Distortion vs. Output Amplitude
–60
–60
–70
V
F
= 2V p-p
= 2MHz
V
F
= 2V p-p
= 2MHz
O, dm
O, dm
C
C
–70
–80
–80
–90
–90
SECOND HARMONIC
SECOND HARMONIC
–100
–110
–120
–130
–100
–110
–120
–130
THIRD HARMONIC
THIRD HARMONIC
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
–5
–4
–3
–2
–1
0
1
2
3
4
5
V
(V)
V
(V)
OCM
OCM
Figure 27. Harmonic Distortion vs. VOCM, VS = +5 V
Figure 30. Harmonic Distortion vs. VOCM, VS = 5 V
Rev. B | Page 12 of 24
ADI [ ADI ]
