ad8047/ad8048
rev. 0
–7–
–90
–110
–70
–50
–30
频率 – hz
100M1M100k10k
–40
–20
–60
–80
–100
–120
10M
2nd 调和的
3rd 调和的
R
L
= 100
Ω
V
输出
= 2v p-p
调和的 扭曲量 – dbc
图示 21. ad8047 调和的 扭曲量 vs. 频率,
g = +1
输出 摆动 – v p-p
–25
–30
调和的 扭曲量 – dbc
–65
1.6 6.52.5 3.5 4.5 5.5
–45
–50
–55
–60
–35
–40
2nd 调和的
3rd 调和的
f = 20mhz
R
L
= 1k
Ω
R
F
= 0
Ω
图示 22. ad8047 调和的 扭曲量 vs. 输出 摆动,
g = +1
0.04
diff 增益 – %
–0.04
0.00
–0.02
0.02
11th1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th
11th1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th
0.04
diff 阶段 – degrees
–0.04
0.00
–0.02
0.02
图示 23. ad8047 差别的 增益 和 阶段 错误,
g = +2, r
L
= 150
Ω
, r
F
= 200
Ω
, r
在
= 200
Ω
安排好 时间 – ns
0.5
0.4
–0.4
010
错误 – %
20
0.0
–0.1
–0.2
–0.3
0.2
0.1
0.3
–0.5
51525354530 40
R
L
= 100
Ω
R
F
= 0
Ω
V
输出
= 2v 步伐
图示 24. ad8047 短的-期 安排好 时间, g = +1
安排好 时间 – µs
0.25
0.20
–0.20
04
错误 – %
8
0.00
–0.05
–0.10
–0.15
0.10
0.05
0.15
–0.25
2 6 10 14 1812 16
R
L
= 100
Ω
R
F
= 0
Ω
V
输出
= 2v 步伐
图示 25. ad8047 长-期 安排好 时间, g = +1
17
13
3
100 100k10k1k10
15
9
11
5
7
频率 – hz
输入 噪音 电压 – nv/
√
Hz
图示 26. ad8047 噪音 vs. 频率