AD8055/AD8056
10
9
RISETIME AND FALLTIME – ns
10
G = +1
R
L
= 100
R
F
= 0
9
RISETIME AND FALLTIME – ns
8
7
6
5
8
7
6
5
4
3
2
1
G = +2
R
L
= 100
R
F
= 402
FALLTIME
4
3
2
1
0
0
0.5
1.0
1.5
RISETIME
RISETIME
FALLTIME
2.0
2.5 3.0
V
IN
– V p-p
3.5
4.0
4.5
5.0
0
0
0.2
0.4
0.6
0.8
1.0
V
IN
– V p-p
1.2
1.4
1.6
Figure 15. Risetime and Falltime vs. V
IN
Figure 18. Risetime and Falltime vs. V
IN
10
9
RISETIME AND FALLTIME – ns
5.0
RISETIME AND FALLTIME – ns
8
7
6
5
4
G = +1
R
L
= 1k
R
F
= 0
4.5
4.0
3.5
G = +2
R
L
= 1k
R
F
= 402
RISETIME
3.0
2.5
2.0
FALLTIME
1.5
1.0
0.5
FALLTIME
3
2
RISETIME
1
0
0
0.5
1.0
1.5
2.0
2.5
3.0
V
IN
– V p-p
3.5
4.0
4.5
5.0
0
0
0.2
0.4
0.6
0.8
1.0
V
IN
– V p-p
1.2
1.4
1.6
Figure 16. Risetime and Falltime vs. V
IN
Figure 19. Risetime and Falltime vs. V
IN
0.7
0.6
0.5
0.4
V
OUT
= 0V TO 2V OR
0V TO –2V
G = +2
R
L
= 100
10
0
–10
–20
G = +2
R
F
= 402
SETTLING TIME – %
0.3
PSRR – dB
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
10
20
30
TIME – ns
40
50
60
–30
–40
–50
–60
–70
–80
–90
0.1
–PSRR
+PSRR
1
10
FREQUENCY – MHz
100
500
Figure 17. Settling Time
Figure 20. PSRR vs. Frequency
–6–
REV. B
AD [ ANALOG DEVICES ]
