Datasheet

OPA698
13
SBOS258D
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= +5V
T
A
= +25°C, G = +2, R
F
= 402Ω, and R
L
= 500Ω to V
CM
= +2.5V, V
L
= V
CM
– 1.2V, V
H
= V
CM
+ 1.2V, unless otherwise noted.
INVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
1 10 100 400
Frequency (MHz)
Normalized Gain (dB)
3
0
–3
–6
–9
–12
–15
G = –1
G = –2
G = –5
V
O
= 0.2V
PP
R
F
= 402Ω, R
G
Adjusted
SMALL-SIGNAL PULSE RESPONSE
V
OUT
(V)
Time (5ns/div)
2.70
2.65
2.60
2.55
2.50
2.45
2.40
2.35
2.30
G = +2
LARGE-SIGNAL PULSE RESPONSE
V
OUT
(V)
Time (5ns/div)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
V
O
= 2V
PP
V
H
= V
CM
+ 1.2V
V
L
= V
CM
– 1.2V
LARGE-SIGNAL FREQUENCY RESPONSE
1 10 100 400
Frequency (MHz)
Normalized Gain (dB)
9
6
3
0
–3
–6
V
O
= 3V
PP
V
H
= V
CM
+ 2V
V
L
= V
CM
– 2V
V
O
= 1V
PP
, V
H
= V
CM
+ 1.2V,
V
L
= V
CM
– 1.2V
V
O
= 2V
PP
, V
H
= V
CM
+ 1.5V,
V
L
= V
CM
– 1.5V
See Figure 2
NONINVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
101 100 500
Frequency (MHz)
Normalized Gain (dB)
9
6
3
0
–3
–6
–9
–12
–15
V
O
= 0.2V
PP
See Figure 2
G = +1, R
F
= 25Ω, R
C
= ∞
G = ±1, R
F
= 25Ω,
R
C
= 175Ω
G = +5, R
C
= ∞
G = +2, R
C
= ∞
V
H
and V
L
—LIMITED PULSE RESPONSE
Input and Output Voltage (V)
Time (5ns/div)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
V
H
= V
CM
+ 1.2V
V
L
= V
CM
– 1.2V
V
IN
V
OUT