Datasheet

0.6
0.4
0.2
0
-0.2
-0.4
-0.6
InputVoltage(V)
6
4
2
0
-2
-4
-6
OutputVoltage(V)
Time(40ns/div)
InputVoltage
LeftScale
OutputVoltage
RightScale
A =+10V/V
VMAX
V =+2V
G
1.65
1.60
1.55
1.50
1.45
1.40
GainControlVoltage(V)
GroupDelay(ns)
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
10MHz
20MHz
1MHz
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
Frequency(MHz)
GroupDelay(ns)
0 20 40 60 80 100
V =+2V
G
V =1V
O PP
VCA821
SBOS407B – DECEMBER 2007 – REVISED DECEMBER 2008 ....................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ± 5V, A
VMAX
= 20dB (continued)
At T
A
= +25 ° C, R
L
= 100 Ω , R
F
= 402 Ω , R
G
= 80 Ω , 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 51. Figure 52.
GROUP DELAY vs FREQUENCY
Figure 53.
14 Submit Documentation Feedback Copyright © 2007 – 2008, Texas Instruments Incorporated
Product Folder Link(s): VCA821