rev. 0
AD8132
–7–
频率
–
MHz
增益
–
dB
7
1
6
5
4
3
2
1
10 100 1k
V
S
作 显示
g = 2
V
o,dm
= 0.2v p-p
R
l,dm
= 200
V
S
= 3v
V
S
=
5v,
+5V
tpc 11. 小 信号 频率
回馈
频率
–
MHz
增益
–
dB
1 10 100 1k
7
6
5
4
3
2
1
V
S
=
5V
g = 2
V
o,dm
= 0.2v p-p
R
l,dm
= 200
R
F
作 显示
R
F
= 1.0k
R
F
= 499
R
F
= 1.5k
tpc 14. 小 信号 频率
回馈 vs. r
F
0.1
F
49.9
24.9
R
F
R
F
R
G
R
G
R
L
R
L
g = 1: r
F
= r
G
= 348
, r
L
= 249
(r
l,dm
= 498
)
g = 2: r
F
= 1000
, r
G
= 499
, r
L
= 100
(r
l,dm
= 200
)
tpc 17. 测试 电路 为 输出
Balance
频率
–
MHz
增益
–
dB
1 10 100 1k
V
S
= 3v, 5v,
5V
g = 2
V
o,dm
= 0.2v p-p
R
l,dm
= 200
6.1
6.0
5.9
5.8
5.7
5.6
5.5
tpc 12. 0.1 db flatness vs.
频率
0.1
F
499
499
49.9
24.9
R
F
200
R
F
tpc 15. 测试 电路 为 各种各样的
增益
频率
–
MHz
rti balance 错误
–
dB
1 10 100 1k
–
25
–
30
–
35
–
40
–
45
–
50
–
55
V
S
=
5V
增益 作 显示
V
输出,dm
= 2v p-p
V
输出,cm
/
V
输出,dm
–
60
–
65
g = 1
g = 2
–
70
–
75
tpc 18. rti 输出 balance
错误 vs. 频率
0.1
F
499
499
49.9
24.9
1000
1000
200
tpc 10. 基本 测试 电路, g = 2
频率
–
MHz
增益
–
dB
1 10 100 1k
7
6
5
4
3
2
1
V
S
= 5v,
5V
V
S
= 3v
V
S
作 显示
g = 2
V
o,dm
= 2v p-p 为
V
S
=
5v, 5v
V
o,dm
= 1v p-p 为
V
S
= 3v
R
l,dm
= 200
tpc 13. Large 信号频率
回馈
频率
–
MHz
增益
–
dB
1 10 100 1k
25
20
15
10
5
0
–
5
V
S
=
5V
V
o, dm
= 2v p-p
R
l, dm
= 200
R
G
= 499
–
10
–
15
g = 10, r
F
= 4.99k
g = 5, r
F
= 2.49k
g = 2, r
F
= 1k
g = 1, r
F
= 499
tpc 16. 大 信号 回馈 为
各种各样的 增益
: 点此下载
