Datasheet

3
0
-3
-6
-9
-12
-15
-18
Frequency(MHz)
NormalizedGain(dB)
1 10 100 300
R =750
F
W
R =400
L
W
G =10V/V
D
G =1V/V
D
G =2V/V
D
G =5V/V
D
9
6
3
0
-3
-6
-9
Frequency(MHz)
Gain(dB)
1 10 100 300
G =5V
D PP
G =14V
D PP
G =8V
D PP
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
Frequency(MHz)
HarmonicDistortion(dBc)
1 10 20
R =400W
L
G =2V/V
D
2ndHarmonic
3rdHarmonic
-70
-75
-80
-85
-90
-95
-100
-105
-110
-115
-120
LoadResistance( )W
HarmonicDistortion(dBc)
100 1k
V =4V
O PP
f=1MHz
G =2V/V
D
3rdHarmonic
2ndHarmonic
-75
-80
-85
-90
-95
-100
-105
-110
OutputVoltage(V )
PP
HarmonicDistortion(dBc)
0.1 1 10
R W
L
=400
f=1MHz
G =2V/V
D
2ndHarmonic
3rdHarmonic
OPA890
www.ti.com SBOS369B –MAY 2007–REVISED DECEMBER 2009
TYPICAL CHARACTERISTICS: V
S
= ±5V, Differential
At T
A
= +25°C, Differential Gain = +2V/V, R
F
= 750Ω, and R
L
= 400Ω, unless otherwise noted.
DIFFERENTIAL SMALL-SIGNAL FREQUENCY RESPONSE DIFFERENTIAL LARGE-SIGNAL FREQUENCY RESPONSE
Figure 25. Figure 26.
DIFFERENTIAL DISTORTION vs LOAD RESISTANCE DIFFERENTIAL DISTORTION vs FREQUENCY
Figure 27. Figure 28.
DIFFERENTIAL DISTORTION vs OUTPUT VOLTAGE
Figure 29.
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