参数资料
型号: VCA821IDGSR
厂商: TEXAS INSTRUMENTS INC
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO14
封装: GREEN, PLASTIC, MSOP-10
文件页数: 9/36页
文件大小: 1276K
代理商: VCA821IDGSR
GainControlVoltage(V)
0
0.2
2.0
Gain(V/V)
45
40
35
30
25
20
15
10
5
0
-5
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
Frequency(Hz)
1M
1G
NormalizedGain(dB)
3
0
-3
-6
-9
-12
-15
-18
10M
100M
V
=1V
+10mV
G
DC
PP
V
=10mV
IN
DC
Time(10ns/div)
InputV
oltage(V)
OutputV
oltage(V)
2.5
2.0
1.5
1.0
0.5
0
-0.5
4
3
2
1
0
-1
V
=50mV
IN
DC
Frequency(Hz)
1M
1G
NormalizedGain(dB)
30
20
10
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
10M
100M
V
=+2V
G
V
=0V
G
InputReferred
V
=2V
O
PP
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
InputV
oltage(V)
6
4
2
0
-2
-4
-6
OutputV
oltage(V)
Time(40ns/div)
InputVoltage
LeftScale
OutputVoltage
RightScale
A
=32dB
VMAX
V
=+2V
G
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
InputV
oltage(V)
1.6
1.2
0.8
0.4
0
-0.4
-0.8
-1.2
-1.6
OutputV
oltage(V)
Time(40ns/div)
InputVoltage
LeftScale
OutputVoltage
RightScale
A
=32dB
VMAX
V
=0.7V
G
www.ti.com ....................................................................................................................................... SBOS407B – DECEMBER 2007 – REVISED DECEMBER 2008
TYPICAL CHARACTERISTICS: VS = ±5V, AVMAX = 32dB (continued)
At TA = +25°C, RL = 100, RF = 402, RG = 18, VG = +2V, VIN = single-ended input on +VIN with –VIN at ground, and SO-14
package, unless otherwise noted.
GAIN vs GAIN CONTROL VOLTAGE
GAIN CONTROL FREQUENCY RESPONSE
Figure 66.
Figure 67.
GAIN CONTROL PULSE RESPONSE
FULLY ATTENUATED RESPONSE
Figure 68.
Figure 69.
IRG LIMITED OVERDRIVE RECOVERY
OUTPUT LIMITED OVERDRIVE RECOVERY
Figure 70.
Figure 71.
Copyright 2007–2008, Texas Instruments Incorporated
17
Product Folder Link(s): VCA821
相关PDF资料
PDF描述
VCA821IDRG4 SPECIALTY ANALOG CIRCUIT, PDSO14
VCO-103 VCO, 50 MHz - 100 MHz
VCO-108 VCO, 800 MHz - 1600 MHz
VCO-117TC VCO, 300 MHz - 600 MHz
VCO-219TC VCO, 3000 MHz - 4800 MHz
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