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VCA824IDG4 Datasheet(PDF) 9 Page - Texas Instruments

Part No. VCA824IDG4
Description  Ultra-Wideband, > 40-dB Gain Adjust Range, Linear in V/V Variable Gain Amplifier
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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VCA824IDG4 Datasheet(HTML) 9 Page - Texas Instruments

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2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
GainControlVoltage(V)
-1.0
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
10MHz
20MHz
1MHz
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
Frequency(MHz)
0
20
40
60
80
100
V =+1V
G
V =1V
O
PP
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
Frequency(Hz)
1M
10M
100M
1G
V =2V
G
PP
V = -1V
G
V =+1V
G
1.5
1.0
0.5
0
-0.5
-1.0
Time(10ns/div)
4
3
2
1
0
-1
V
=1V
IN
DC
3
0
-3
-6
-9
-12
Frequency(Hz)
1M
10M
100M
1G
V =0V
+10mV
G
DC
PP
V
=0.5V
IN
DC
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
-0.2
GainControlVoltage(V)
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
VCA824
www.ti.com
SBOS394D – NOVEMBER 2007 – REVISED JANUARY 2016
Typical Characteristics: VS = ±5 V, AVMAX = 2 V/V (continued)
At TA = 25°C, RL = 100 Ω, RF = 453 Ω, RG = 453 Ω, VG = 1 V, VIN = single-ended input on +VIN with –VIN at ground, and 14-
Pin SOIC package, unless otherwise noted.
Figure 13. Gain vs Gain Control Voltage
Figure 14. Gain Control Frequency Response
Figure 15. Gain Control Pulse Response
Figure 16. Fully-Attenuated Response
Figure 17. Group Delay vs Gain Control Voltage
Figure 18. Group Delay vs Frequency
Copyright © 2007–2016, Texas Instruments Incorporated
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Product Folder Links: VCA824


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