参数资料
型号: VCA821IDRG4
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, MS-012AB, SOIC-14
文件页数: 7/36页
文件大小: 1276K
代理商: VCA821IDRG4
TYPICAL CHARACTERISTICS: VS = ±5V, AVMAX = 32dB
Frequency(Hz)
1M
10M
100M
1G
NormalizedGain(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
NormalizedGain(dB)
3
0
-3
-6
-9
-12
-15
-18
200
300
400
V
=1V
,2V
,4V
O
PP
,5V
Time(10ns/div)
OutputV
oltage(V)
400
300
200
100
0
-100
-200
-300
V
=12.5mV
IN
PP
f=20MHz
Time(10ns/div)
OutputV
oltage(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
DeviationfromLinearPhase(
0
20
40
60
200
A
=32dB
VMAX
V
=+2V
G
1000
100
10
Frequency(Hz)
OutputV
oltageNoiseDensity(nV/
Hz
)
100
1k
100k
1M
10k
10M
V
G
=+2V
V
G
=+1V
V
G
= 0V
www.ti.com ....................................................................................................................................... SBOS407B – DECEMBER 2007 – REVISED DECEMBER 2008
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.
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
15
Product Folder Link(s): VCA821
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