AD8055/AD8056
–40
–50
–60
–70
–80
–90
0.5
0.4
V
= 100mV
OUT
G = +2
R
R
= 100Ω
= 402Ω
G = +2
= 1kΩ
L
F
0.3
R
L
0.2
0.1
0
SECOND
–0.1
–0.2
–0.3
–0.4
–0.5
THIRD
0
0.4
0.8 1.2
1.6 2.0
2.4 2.8
3.2 3.6
4.0
0.3M
1M
10M
100M
1G
V
(V p-p)
FREQUENCY (Hz)
OUT
Figure 12. 0.1 dB Flatness
Figure 15. Distortion vs. VOUT @ 20 MHz
–50
–60
10
9
8
7
6
5
4
3
2
1
0
G = +1
V
= 2V p-p
OUT
R
R
= 100Ω
L
F
G = +2
= 100Ω
= 0Ω
R
L
SECOND
–70
FALL TIME
–80
THIRD
–90
RISE TIME
–100
10k
100k
1M
FREQUENCY (Hz)
10M
100M
0
0.5 1.0 1.5
2.0 2.5 3.0 3.5
4.0 4.5 5.0
V
(V p-p)
IN
Figure 13. Harmonic Distortion vs. Frequency
Figure 16. Rise Time and Fall Time vs. VIN
10
9
8
7
6
5
4
3
2
1
0
–50
–60
G = +1
L
F
R
R
= 1kΩ
= 0Ω
V
= 2V p-p
OUT
G = +2
= 1kΩ
R
L
–70
FALL TIME
–80
SECOND
–90
RISE TIME
THIRD
0
0.5 1.0 1.5
2.0 2.5 3.0 3.5
V
4.0 4.5 5.0
–100
(V p-p)
10k
100k
1M
10M
100M
IN
FREQUENCY (Hz)
Figure 17. Rise Time and Fall Time vs. VIN
Figure 14. Harmonic Distortion vs. Frequency
Rev. J | Page 7 of 16