Datasheet

2.0
1.5
1.0
0.5
0
-0.5
-1.0
-1.5
-2.0
Time(40ns/div)
InputVoltage(mV)
8
6
4
2
0
-2
-4
-6
-8
V (V)
OUT
A =20dB
VMAX
V =+1V
G
InputVoltage
LeftScale
OutputVoltage
RightScale
12
10
8
6
4
0
GainControlVoltage(V)
GroupDelay(ns)
0 0.4 0.60.2 0.8 1.0 1.2 1.4 1.6 1.8 2.0
1MHz
2
20MHz
10MHz
3.0
2.0
1.5
1.0
0.5
0
Frequency(MHz)
GroupDelay(ns)
0 20 40 60 80 100
V =+2V
V =1V
G
O PP
2.5
VCA820
SBOS395C –OCTOBER 2007–REVISED OCTOBER 2009............................................................................................................................................ www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ±5V, A
VMAX
= 20dB (continued)
At T
A
= +25°C, R
L
= 100Ω, R
F
= 1kΩ, R
G
= 200Ω, V
G
= +2V, and V
IN
= single-ended input on +V
IN
with –V
IN
at ground, unless
otherwise noted.
OUTPUT LIMITED OVERDRIVE RECOVERY GROUP DELAY vs GAIN CONTROL VOLTAGE
Figure 53. Figure 54.
GROUP DELAY vs FREQUENCY
Figure 55.
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