Datasheet

ADA4858-3 Data Sheet
Rev. B | Page 10 of 20
0.15
–0.15
–0.10
–0.05
0
0.05
0.10
OUTPUT VOLTAGE (V)
TIME (5ns/DIV)
07714-022
V
OUT
= 200mV p-p
C
L
= 4pF
C
L
= 10pF
C
L
= 6pF
Figure 22. Small Signal Transient Response vs. Capacitive Load
2.0
–2.0
–1.6
–1.2
–0.8
–0.4
0
0.4
0.8
1.2
1.6
0.5
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
–5
40353025
20151050
AMPLITUDE (V)
ERROR (%)
TIME (ns)
INPUT
OUTPUT
ERROR
07714-023
Figure 23. Settling Time (Rise)
5
–3
–2
–1
0
1
2
3
4
2.5
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
OUTPUT VOLTAGE (V)
INPUT VOLTAGE (V)
TIME (20ns/DIV)
V
IN
V
OUT
07714-024
Figure 24. Output Overdrive Recovery
1.5
–1.5
–1.0
–0.5
0
0.5
1.0
OUTPUT VOLTAGE (V)
TIME (5ns/DIV)
07714-025
C
L
= 14pF
C
L
= 10pF
C
L
= 16pF
Figure 25. Large Signal Transient Response vs. Capacitive Load
2.0
–2.0
–1.6
–1.2
–0.8
–0.4
0
0.4
0.8
1.2
1.6
0.5
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
–5 4035
302520
151050
AMPLITUDE (V)
ERROR (%)
TIME (ns)
INPUT
OUTPUT
ERROR
07714-026
Figure 26. Settling Time (Fall)
3.0
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
2.5
1.5
1.0
–1.0
–0.5
0
0.5
OUTPUT VOLTAGE (V)
INPUT VOLTAGE (V)
TIME (20ns/DIV)
V
IN
V
OUT
07714-027
V
S
= 3.3V
Figure 27. Output Overdrive Recovery, V
S
= 3.3 V