ad8055/ad8056
–5–
rev. b
频率
–
Hz
0.3m 1G
增益
–
dB
1M 10M 100M
5
4
–
5
3
2
1
0
–
1
–
2
–
3
–
4
g = +1
R
F
= 0
R
C
= 100
g = +2
R
F
= 402
g = +5
R
F
= 1000
g = +10
R
F
= 909
V
输出
= 100mv p-p
R
L
= 100
V
在
R
C
50
R
S
R
F
R
L
V
输出
图示 9. 小 信号 频率 回馈,
g = +1, g = +2, g = +5, g = +10
频率
–
Hz
0.3m 1G
增益
–
dB
1M 10M 100M
g = +1
R
F
= 0
g = +2
R
F
= 402
g = +5
R
F
= 1000
g = +10
R
F
= 909
V
输出
= 2v p-p
R
L
= 100
5
4
–
5
3
2
1
0
–
1
–
2
–
3
–
4
图示 10. 大 信号 频率 回馈,
g = +1, g = +2, g = +5, g = +10
频率
–
Hz
0.3m
1G1M 10M 100M
0.5
0.4
–
0.5
0.3
0.2
0.1
0
–
0.1
–
0.2
–
0.3
–
0.4
V
输出
= 100mv
g = +2
R
L
= 100
R
F
= 402
输出
–
dB
图示 11. 0.1 db flatness
频率
–
Hz
10k
10M100k 1M
V
输出
= 2v p-p
g = +2
R
L
= 100
2ND
3RD
–
50
–
100
–
60
–
70
–
80
–
90
100M
调和的 扭曲量
–
dBc
图示 12. 扭曲量 vs. 频率
频率
–
Hz
10k
10M100k 1M
V
输出
= 2v p-p
g = +2
R
L
= 1k
2ND
3RD
–
50
–
100
–
60
–
70
–
80
–
90
100M
扭曲量
–
dBc
图示 13. 扭曲量 vs. 频率
V
输出
–
v p-p
0 1.20.4 0.8
g = +2
R
L
= 1k
2ND
3RD
–
50
–
90
–
60
–
70
–
80
1.6
扭曲量
–
dBc
2.0 2.4 2.8 3.2 3.6 4.0
–
40
图示 14. 扭曲量 vs. v
输出
@ 20 mhz
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