参数资料
型号: THS4281D
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频/视频放大
英文描述: 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
封装: GREEN, PLASTIC, SOIC-8
文件页数: 4/37页
文件大小: 1063K
代理商: THS4281D
4
12
16
20
24
0.1
1
10
100
0
4
8
Signal
Gain
dB
f Frequency MHz
VS = 5 V,
RF = 2 k,
RL = 1 k,
VO = 0.1 VPP
G = 10
G = 5
G = 2
G = 1
4
0
4
8
12
16
20
24
0.1
1
10
100
Signal
Gain
dB
f Frequency MHz
VS = ±5 V,
RF = 2.49 k,
RL = 1 k,
VO = 0.1 VPP
G = 10
G = 5
G = 2
G = 1
4
0
4
8
12
16
20
24
0.1
1
10
100
Signal
Gain
dB
f Frequency MHz
VS = 15 V,
RF = 2.49 k,
RL = 1 k,
VO = 0.1 VPP
G = 10
G = 5
G = 2
G = 1
4
3.5
3
2.5
2
1.5
1
0.5
0
0.5
1
10
100
Gain = 1,
RF = 34 ,
RL = 1 k,
VS = 5 V
VO = 500 mVPP
VO = 1 VPP
VO = 2 VPP
Signal
Gain
dB
f Frequency MHz
4
3.5
3
2.5
2
1.5
1
0.5
0
0.5
1
10
100
Gain = 1,
RF = 34 ,
RL = 1 k,
VS = ± 5 V
VO = 500 mVPP
VO = 1 VPP
VO = 2 VPP
Signal
Gain
dB
f Frequency MHz
4
3.5
3
2.5
2
1.5
1
0.5
0
0.5
1
10
100
Gain = 1,
RF = 34 ,
RL = 1 k,
VS = 2.7 V
VO = 500 mVPP
VO = 1 VPP
VO = 2 VPP
Signal
Gain
dB
f Frequency MHz
10
20
30
40
50
60
70
80
90
100
110
1
10
100
1k
10k 100k 1 M 10 M 100 M
250
225
200
175
150
125
100
75
50
25
0
25
50
0
Open-Loop
Gain
dB
f Frequency Hz
RL = 1 k,
VS = ±5 V
Phase
°
Gain
Phase
0
10
20
30
40
50
60
70
80
90
100
110
1 k
10 k
100 k
1 M
10 M
100 M
CMRR
VS = 15 V and 5 V
Rejection
Ratios
dB
f Frequency Hz
PSRR
PSRR+
0.01
0.1
1
10
100
1000
100 k
1 M
10 M
100 M
1 G
f Frequency Hz
Gain = 1
RF = 2.5 k
VS = 5 V, ± 5 V, 15 V
Output
Impedance
Z
o
SLOS432A – APRIL 2004 – REVISED NOVEMBER 2009
www.ti.com
TYPICAL CHARACTERISTICS (continued)
(VS = 5 V)
(VS = ±5 V)
(VS = 15 V)
FREQUENCY RESPONSE
Figure 19.
Figure 20.
Figure 21.
(VS = 2.7 V)
(VS = 5 V)
(VS = ±5 V)
LARGE-SIGNAL
FREQUENCY RESPONSE
Figure 22.
Figure 23.
Figure 24.
OPEN-LOOP GAIN
OUTPUT IMPEDANCE
REJECTION RATIO
vs
FREQUENCY
Figure 25.
Figure 26.
Figure 27.
12
Copyright 2004–2009, Texas Instruments Incorporated
Product Folder Link(s): THS4281
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