Datasheet

3
0
-3
-6
-9
-12
-15
-18
Frequency(MHz)
NormalizedGain(dB)
1 10 100 500
V =500mV
O PP
G=+1V/V
R =0
F
W
G=+2V/V
G=+5V/V
G=+10V/V
9
6
3
0
-3
-6
-9
Frequency(MHz)
Gain(dB)
1 10 100 300
R =200
G=+2V/V
W
L
1V
PP
2V
PP
3V
PP
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
Time(10ns/div)
OutputVoltage(100mV/div)
V
O PP
=0.5V
G=+2V/V
4.1
3.7
3.3
2.9
2.5
2.1
1.7
1.3
0.9
Time(10ns/div)
OutputVoltage(400mV/div)
V =2V
O PP
G=+2V/V
100
10
1
CapacitiveLoad(pF)
R ( )W
S
1 10 100 1000
9
6
3
0
-3
-6
-9
-12
-15
Frequency(MHz)
GaintoCapacitiveLoad(dB)
0 20 40 60 80 100 120 140 160 180 200
750W
R
S
V
IN
V
OUT
1kW
(1)
C
L
750W
NOTE:(1)1k isoptional.W
C =10pF
L
C =22pF
L
C =47pF
L
C =100pF
L
1/2
OPA2890
OPA2890
www.ti.com SBOS364C –DECEMBER 2007–REVISED DECEMBER 2009
TYPICAL CHARACTERISTICS: V
S
= +5V
At T
A
= +25°C, G = +2V/V, R
F
= 750Ω, and R
L
= 200Ω, unless otherwise noted. See Figure 49.
NONINVERTING NONINVERTING
SMALL-SIGNAL FREQUENCY RESPONSE LARGE-SIGNAL FREQUENCY RESPONSE
Figure 32. Figure 33.
SMALL-SIGNAL PULSE RESPONSE LARGE-SIGNAL PULSE RESPONSE
Figure 34. Figure 35.
RECOMMENDED R
S
vs CAPACITIVE LOAD FREQUENCY RESPONSE vs CAPACITIVE LOAD
Figure 36. Figure 37.
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