參數(shù)資料
型號(hào): THS4271MDEP
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 1 CHANNEL, VIDEO AMPLIFIER, PDSO8
封裝: PLASTIC, SOP-8
文件頁(yè)數(shù): 7/39頁(yè)
文件大小: 915K
代理商: THS4271MDEP
THS4271EP
THS4275EP
SGLS270B DECEMBER 2004 REVISED JULY 2008
www.ti.com
15
TYPICAL CHARACTERISTICS (5 V GRAPHS)
Figure 40
4
3
2
1
0
1
2
3
100 k
1 M
10 M
100 M
1 G
10 G
f Frequency Hz
SMALL SIGNAL UNITY GAIN
FREQUENCY RESPONSE
Gain = 1
RL = 150
VO = 100 mVPP
VS = 5 V
Small
Signal
Gain
dB
4
2
0
2
4
6
8
10
12
14
16
18
20
22
100 k
1 M
10 M
100 M
1G
f Frequency Hz
Small
Signal
Gain
dB
SMALL SIGNAL FREQUENCY RESPONSE
Gain = 10
Gain = 5
Gain = 2
Gain = 1
RL = 499
Rf = 249
VO = 100 mVPP
VS = 5 V
Figure 41
Figure 42
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0.1
0.2
100 k
1 M
10 M
100 M
1 G
f Frequency Hz
0.1 dB GAIN FLATNESS
FREQUENCY RESPONSE
Gain = 1
RL = 150
VO = 100 mVPP
VS = 5 V
Small
Signal
Gain
dB
Figure 43
0
2
4
6
8
10
12
14
16
18
20
22
100 k
1 M
10 M
100 M
1G
f Frequency Hz
Large
Signal
Gain
dB
LARGE SIGNAL FREQUENCY RESPONSE
RL = 499
Rf = 249
VO = 1 VPP
VS = 5 V
Gain = 10
Gain = 5
Gain = 2
Figure 44
0
100
200
300
400
500
600
700
800
900
1000
0
0.5
1
1.5
2
2.5
SLEW RATE
vs
OUTPUT VOLTAGE
SR
Slew
Rate
V/
VO Output Voltage V
s
Gain = 1
RL = 499
Rf = 249
VS = 5 V
Fall
Rise
Figure 45
100
90
80
70
60
50
1
10
100
HD2
HD3
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
FREQUENCY
f Frequency MHz
Gain = 1
VO = 1 VPP
RL = 150
VS = 5 V
Figure 46
100
90
80
70
60
50
40
30
20
10
0
1
10
100
HD2
HD3
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
FREQUENCY
f Frequency MHz
Gain = 1
VO = 2 VPP
RL = 150
VS = 5 V
Figure 47
100
90
80
70
60
50
1
10
100
HD2
HD3
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
FREQUENCY
f Frequency MHz
Gain = 2
Rf = 249
RL = 249
VO = 1 VPP
VS = 5 V
Figure 48
100
90
80
70
60
50
40
30
20
10
0
1
10
100
HD2
HD3
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
FREQUENCY
f Frequency MHz
Gain = 2
Rf = 249
RL = 150
VO = 2 VPP
VS = 5 V
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