Datasheet

Data Sheet ADA4857-1/ADA4857-2
Rev. C | Page 11 of 20
1 2 3 4
5 6
7
8
–120
–110
–100
–90
–80
–70
–60
–50
–40
HD2, f = 10MHz
HD3, f = 1MHz
HD3, f = 10MHz
HD2, f = 1MHz
07040-020
OUTPUT VOLTAGE (V p-p)
DISTORTION (dBc)
G = +2
V
S
= ±5V
R
L
= 1k
Ω
Figure 20. Harmonic Distortion vs. Output Voltage
5.7
5.8
5.9
6.1
6.0
6.2
6.3
1
10 100
07040-021
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
V
OUT
= 2V p-p
V
OUT
= 0.2V p-p
V
S
= ±5V
G = +2
R
L
= 150Ω
Figure 21. 0.1 dB Flatness vs. Frequency for Various Output Voltages (SOIC)
OUTPUT VOLTAGE (V)
07040-022
TIME (10ns/DIV)
2.5
–2.5
–2.0
2.0
–1.5
1.5
–1.0
1.0
–0.5
0
0.5
4V p-p
2V p-p
V
S
= ±5V
R
L
= 1kΩ
G = +2
Figure 22. Large Signal Transient Response for Various Output Voltages (SOIC)
SETTLING TIME (%)
07040-023
TIME (5ns/DIV)
0.5
–0.5
–0.4
0.4
–0.3
0.3
–0.2
0.2
–0.1
0
0.1
OUTPUT
INPUT
V
OUT
= 2V p-p
G = +2
V
S
= ±5
Figure 23. Short-Term Settling Time (LFCSP)
5.7
5.8
5.9
6.1
6.0
6.2
6.3
1 10 100
07040-024
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
V
OUT
= 2V p-p
V
OUT
= 0.2V p-p
V
S
= ±5V
G = +2
R
L
= 150Ω
Figure 24. 0.1 dB Flatness vs. Frequency for Various Output Voltages (LFCSP)
OUTPUT VOLTAGE (V)
07040-025
TIME (10ns/DIV)
2.5
–2.5
–2.0
2.0
–1.5
1.5
–1.0
1.0
–0.5
0
0.5
4V p-p
2V p-p
V
S
= ±5V
R
L
= 1kΩ
G = +1
Figure 25. Large Signal Transient Response for Various Output Voltages (LFCSP)