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典型特征: V
S
=
±
5V
(续)
T
A
= + 25 ° C,G = 2 ,R
F
= 953Ω ,且R
L
= 1kΩ的,除非另有说明。
谐波失真与负载电阻
–50
–55
谐波失真( DBC)
–60
–65
–70
–75
–80
3rd-Harmonic
–85
见图1
–90
100
负载电阻( Ω )
1k
2nd-Harmonic
V
O
= 2V
PP
F = 5MHz时
G = +2
–50
–55
谐波失真与频率
V
O
= 2V
PP
R
L
= 1k
归一化失真( dB)的
–60
–65
–70
–75
–80
–85
–90
–95
见图1
0.1
1
频率(MHz)
3rd-Harmonic
10
20
2nd-Harmonic
谐波失真与输出电压
–50
F = 5MHz时
R
L
= 1k
谐波失真( DBC)
–50
–55
谐波失真( DBC)
5MHz的谐波失真与电源电压
V
O
= 2V
PP
R
L
= 1k
–60
–60
–65
–70
–75
3rd-Harmonic
–80
见图1
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
2nd-Harmonic
–70
2nd-Harmonic
–80
见图1
–90
0.1
1
输出电压(V
PP
)
5
3rd-Harmonic
–85
电源电压( ± V)
谐波失真VS同相增益
–50
V
O
= 2V
PP
R
L
= 1k
–60
2nd-Harmonic
–70
–50
–55
谐波失真( DBC)
谐波失真VS反相增益
V
O
= 2V
PP
R
L
= 1k
谐波失真( DBC)
–60
–65
–70
–75
–80
–85
3rd-Harmonic
2nd-Harmonic
3rd-Harmonic
–80
见图1
–90
1
GAIN (V / V)
10
20
见图2
–90
1
增益| ( -V / V) |
10
20
6
OPA2683
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