Datasheet

TYPICAL CHARACTERISTICS: V
S
= ± 5V, A
VMAX
= 32dB
Frequency(Hz)
1M 10M 100M 1G
NormalizedGain(dB)
3
0
-3
-6
-9
-12
-15
-18
V =+2V
G
A
VMAX
=32dB
V =50mV
IN PP
R =100W
L
V =+1V
G
Frequency(MHz)
0 100 500
NormalizedGain(dB)
3
0
-3
-6
-9
-12
-15
-18
200 300 400
V =1V ,2V ,4V
O PP PP PP PP
,5V
Time(10ns/div)
OutputVoltage(V)
400
300
200
100
0
-100
-200
-300
V =12.5mV
IN PP
f=20MHz
Time(10ns/div)
OutputVoltage(V)
2.5
2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
-2.5
V =100mV
IN PP
f=20MHz
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
Frequency(MHz)
Magnitude(dB)
0.15
0.10
0.05
0
-0.05
-0.10
-0.15
-0.20
DeviationfromLinearPhase( )°
0 20 40 60 200
A =32dB
VMAX
V =+2V
G
1000
100
10
Frequency(Hz)
OutputVoltageNoiseDensity(nV/ÖHz)
100 1k 100k 1M10k 10M
V
G
=+2V
V
G
=+1V
V
G
= 0V
VCA821
www.ti.com ....................................................................................................................................... SBOS407B – DECEMBER 2007 – REVISED DECEMBER 2008
At T
A
= +25 ° C, R
L
= 100 Ω , R
F
= 402 Ω , R
G
= 18 Ω , V
G
= +2V, V
IN
= single-ended input on +V
IN
with – V
IN
at ground, and SO-14
package, unless otherwise noted.
SMALL-SIGNAL FREQUENCY RESPONSE LARGE-SIGNAL FREQUENCY RESPONSE
Figure 54. Figure 55.
SMALL-SIGNAL PULSE RESPONSE LARGE-SIGNAL PULSE RESPONSE
Figure 56. Figure 57.
GAIN FLATNESS, DEVIATION FROM LINEAR PHASE OUTPUT VOLTAGE NOISE DENSITY
Figure 58. Figure 59.
Copyright © 2007 – 2008, Texas Instruments Incorporated Submit Documentation Feedback 15
Product Folder Link(s): VCA821