–9–
ad8051/ad8052/ad8054
rev. b
频率 – mhz
–10
–20
0.1
5001 10 100
–50
–80
–90
–100
–30
–40
–70
–60
V
S
= +5v
R
F
= 2k
R
L
= 2k
V
O
= 2v p-p
串扰 – db
图示 21. ad8052 串扰 (输出-至-输出) vs.
频率
频率 – mhz
0
–10
–100
0.03 500
0.1 1 10 100
–40
–70
–80
–90
–20
–30
–60
–50
V
S
= +5v
cmrr – db
图示 22. cmrr vs. 频率
频率 – mhz
100
0.1 1 10 100 500
3.1
0.1
0.031
0.01
31
10
0.31
1
V
S
=
5V
g =
1
输出 阻抗 –
图示 23. 关闭 循环 输出 阻抗 vs. 频率
–10
–50
–100
–20
–30
–40
–60
–70
–80
–90
–110
0.1
110
100
频率 – mhz
500
V
S
=
5V
R
F
= 1k
R
L
= 作 显示
V
O
= 2v p-p
R
L
= 1k
R
L
= 100
串扰 – db
图示 24. ad8054 串扰 (输出-至-输出) vs.
频率
频率 – mhz
20
–10
–30
–50
–70
10
0
–20
–40
–60
–80
1 50010 1000.10.01
V
S
= +5v
–PSRR
+PSRR
psrr – db
图示 25. psrr vs. 频率
输入 步伐 – 伏特 p-p
60
0
40
30
20
10
50
70
0.5 21 1.5
设置 时间 至 0.1%
ns
ad8051/ad8052
AD8054
V
S
=
5V
g =
1
R
L
= 2k
图示 26. 安排好 时间 vs. 输入 步伐
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