參數(shù)資料
型號: THS4500CDGK
廠商: Texas Instruments, Inc.
元件分類: 運動控制電子
英文描述: WIDEBAND, LOW DISTORTION FULLY DIFFERENTIAL AMPLIFIERS
中文描述: 寬帶,低失真全差動放大器
文件頁數(shù): 17/37頁
文件大小: 585K
代理商: THS4500CDGK
SLOS350D APRIL 2002 REVISED JANUARY 2004
www.ti.com
17
TYPICAL CHARACTERISTICS (5 V Graphs)
Figure 69
100
90
80
70
60
50
40
30
20
10
0
HD2
HD3
H
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
VO Output Voltage Swing V
0
0.5
1
1.5
2
2.5
3
Single-Ended Input to
Differential Output
Gain = 2
RL = 800
Rf = 1 k
f = 30 MHz
VS = 5 V
Figure 70
100
90
80
70
60
50
40
30
20
10
0
HD2
HD3
H
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
VO Output Voltage Swing V
Differentia Input to
Differential Output
Gain = 2
RL = 800
Rf = 1 k
f= 30 MHz
VS = 5 V
0
0.5
1
1.5
2
2.5
3
Figure 71
100
90
80
70
60
50
40
30
20
10
0
0
400
RL Load Resistance
800
1200
1600
HD2
HD3
H
HARMONIC DISTORTION
vs
LOAD RESISTANCE
Single-Ended Input to
Differential Output
Gain = 1
VO = 2 VPP
Rf = 392
f= 30 MHz
VS = 5 V
Figure 72
100
90
80
70
60
50
40
30
20
10
0
0
400
RL Load Resistance
800
1200
1600
HD2
HD3
H
HARMONIC DISTORTION
vs
LOAD RESISTANCE
Differentia Input to
Differential Output
Gain = 1
VO = 2 VPP
Rf = 392
f= 30 MHz
VS = 5 V
Figure 73
100
90
80
70
60
50
10
100
T
THIRD-ORDER INTERMODULATION
DISTORTION
vs
FREQUENCY
f Frequency MHz
Single-Ended Input to
Differential Output
Gain = 1
VO = 2 VPP
Rf = 392
RL = 800
VS = 5 V
Figure 74
30
35
40
45
50
55
0
20
40
60
80
100
120
T
f Frequency MHz
THIRD-ORDER OUTPUT INTERCEPT
POINT
vs
FREQUENCY
Gain = 1
VO = 2 VPP
Rf = 392
RL = 800
VS = 5 V
Figure 75
0
200
400
600
800
1000
1200
1400
0
0.5
1
1.5
2
2.5
3
VO Differential Output Voltage Step V
S
SLEW RATE
vs
DIFFERENTIAL OUTPUT VOLTAGE STEP
s
μ
V
Gain = 1
RL = 800
Rf = 392
VS = 5 V
Figure 76
2
1.5
1
0.5
0
0.5
1
1.5
2
100
0
100
200
300
400
500
t Time ns
VO
LARGE-SIGNAL TRANSIENT RESPONSE
Gain = 1
RL = 800
Rf = 392
tr/tf = 300 ps
VS = 5 V
Figure 77
100
0
100
200
300
400
500
t Time ns
VO
SMALL-SIGNAL TRANSIENT RESPONSE
0.4
Gain = 1
RL = 800
Rf = 392
tr/tf = 300 ps
VS = 5 V
0.4
0.3
0.2
0.1
0
0.2
0.3
0.1
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