參數(shù)資料
型號(hào): THS4271MDREP
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): 8/39頁(yè)
文件大?。?/td> 915K
代理商: THS4271MDREP
THS4271EP
THS4275EP
SGLS270B DECEMBER 2004 REVISED JULY 2008
www.ti.com
16
TYPICAL CHARACTERISTICS (5 V GRAPHS)
Figure 49
100
90
80
70
60
50
0
0.5
1
1.5
2
2.5
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
VO Output Voltage Swing VPP
Gain = 1
f= 8 MHz
VS = 5 V
HD2, RL
= 499
HD3,
RL = 150
HD3,
RL = 499
HD2, RL = 150
Figure 50
100
90
80
70
60
50
40
0
0.5
1
1.5
2
2.5
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
VO Output Voltage Swing VPP
Gain = 1
f= 32 MHz
VS = 5 V
HD2, RL = 499
HD3,
RL = 150
HD3,
RL = 499
HD2, RL = 150
Figure 51
100
90
80
70
60
50
0
0.5
1
1.5
2
2.5
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
VO Output Voltage Swing VPP
HD3, RL = 150
Gain = 2
Rf = 249
f = 8 MHz
VS = 5 V
HD2, RL = 150
HD3, RL = 499
HD2, RL = 499
Figure 52
100
90
80
70
60
50
40
30
0
0.5
1
1.5
2
2.5
Harmonic
Distortion
dBc
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
VO Output Voltage Swing VPP
HD3, RL = 150
Gain = 2
Rf = 249
f = 32 MHz
VS = 5 V
HD3,
RL = 499
HD2, RL = 150
HD2, RL = 499
Figure 53
100
90
80
70
60
50
40
10
100
Third-Order
Intermodulation
Distortion
dBc
THIRD ORDER INTERMODULATION
DISTORTION
vs
FREQUENCY
f Frequency MHz
Gain = 1
RL = 150
VO = 1 VPP
VS = 5 V
200 kHz Tone
Spacing
Figure 54
20
25
30
35
40
45
0
204060
80
100
Third-Order
Output
Intersept
Point
dBm
f Frequency MHz
THIRD ORDER OUTPUT INTERCEPT
POINT
vs
FREQUENCY
Gain = 1
RL = 150
VO = 1 VPP
VS = 5 V
200 kHz Tone Spacing
Figure 55
100
90
80
70
60
50
40
10
100
Third-Order
Intermodulation
Distortion
dBc
THIRD ORDER INTERMODULATION
DISTORTION
vs
FREQUENCY
f Frequency MHz
Gain = 2
RL = 150
VO = 2 VPP
VS = 5 V
200 kHz Tone Spacing
Figure 56
25
30
35
40
45
0
2040
6080
100
Third-Order
Output
Intersept
Point
dBm
f Frequency MHz
THIRD ORDER OUTPUT INTERCEPT
POINT
vs
FREQUENCY
Gain = 2
RL = 150
VO = 2 VPP
VS = 5 V
200 kHz Tone Spacing
Figure 57
1
10
100
1 k
10 k
100 k
1 M
Vn
In
f Frequency Hz
V
oltage
Noise
VOLTAGE AND CURRENT NOISE
vs
FREQUENCY
nV/
Hz
V
n
Current
Noise
pA/
Hz
I n
10 M
100 M
1
10
100
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