Datasheet

-60
-65
-70
-75
-80
-85
-90
Frequency(MHz)
HarmonicDistortion(dBc)
0.1 1 10 100
A =+2V/V
VMAX
V =+1V
G
V =2V
O PP
R =100W
L
2nd-Harmonic
3rd-Harmonic
-60
-65
-70
-75
-80
-85
-90
Resistance( )W
HarmonicDistortion(dBc)
100 1k
2nd-Harmonic
3rd-Harmonic
A =+2V/V
VMAX
V =+1V
G
V =2V
O PP
f=20MHz
-10
-20
-30
-40
-50
-60
-70
-80
-90
GainControlVoltage(V)
HarmonicDistortion(dBc)
-0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1.0
2nd-Harmonic
3rd-Harmonic
A =+2V/V
VMAX
V =2V
O PP
R =100W
L
f=20MHz
MaximumCurrent
ThroughR Limited
G
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
OutputVoltageSwing(V )
PP
HarmonicDistortion(dBc)
0.1 1 10
A =+2V/V
VMAX
V =+1V
G
R =100W
L
f=20MHz
2nd-Harmonic
3rd-Harmonic
MaximumCurrent
ThroughR Limited
G
38
36
34
32
30
28
26
24
Frequency(MHz)
InterceptPoint(+dBm)
0 10 20 30 40 50 60 70 80 90 100
At50 MatchedLoadW
40
35
30
25
20
15
10
GainControlVoltage(V)
InterceptPoint(+dBm)
-0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1.0
ConstantInputVoltage
ConstantOutputVoltage
f=20MHz
At50 MatchedLoadW
VCA824
SBOS394C – NOVEMBER 2007 – REVISED DECEMBER 2008 ....................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ± 5V, A
VMAX
= +2V/V (continued)
At T
A
= +25 ° C, R
L
= 100 Ω , R
F
= 453 Ω , R
G
= 453 Ω , V
G
= +1V, V
IN
= single-ended input on +V
IN
with – V
IN
at ground, and
SO-14 package, unless otherwise noted.
HARMONIC DISTORTION vs HARMONIC DISTORTION vs
FREQUENCY LOAD RESISTANCE
Figure 18. Figure 19.
HARMONIC DISTORTION vs HARMONIC DISTORTION vs
OUTPUT VOLTAGE GAIN CONTROL VOLTAGE
Figure 20. Figure 21.
TWO-TONE, 3RD-ORDER INTERMODULATION INTERCEPT
TWO-TONE, 3RD-ORDER vs
INTERMODULATION INTERCEPT GAIN CONTROL VOLTAGE
Figure 22. Figure 23.
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