參數(shù)資料
型號： AD8048-EB
廠商： Analog Devices, Inc.
英文描述： 250 MHz, General Purpose Voltage Feedback Op Amps
中文描述： 250兆赫，通用電壓反饋運算放大器
文件頁數(shù)： 9/16頁
文件大?。?/td> 478K
代理商： AD8048-EB
AD8047/AD8048
REV. 0
–9–
SETTLING TIME – ns
0.5
0.4
–0.4
0
10
E
20
0.0
–0.1
–0.2
–0.3
0.2
0.1
0.3
–0.5
5
15
25
35
45
30
40
R
L
= 100
R
F
= 200
V
OUT
= 2V STEP
Figure 36. AD8048 Short-Term Settling Time, G = +2
SETTLING TIME – μs
0.25
0.20
–0.20
0
4
E
8
0.0
–0.05
–0.10
–0.15
0.10
0.05
0.15
–0.25
2
6
10
14
18
12
16
R
L
= 100
R
F
= 200
V
OUT
= 2V STEP
Figure 37. AD8048 Long-Term Settling Time 2 V Step,
G = +2
17
13
3
100
100k
10k
1k
10
15
9
11
5
7
FREQUENCY – Hz
I
√
H
Figure 38. AD8048 Noise vs. Frequency
OUTPUT SWING – Volts p-p
–15
–70
1.5
5.5
2.5
3.5
4.5
6.5
H
–55
–65
–25
–35
–45
f = 20MHz
R
L
= 1k
R
F
= 200
2ND HARMONIC
3RD HARMONIC
–20
–60
–30
–40
–50
Figure 34. AD8048 Harmonic Distortion vs. Output Swing,
G = +2
0.04
D
–0.04
0.00
–0.02
0.02
11th
1st
2nd
3rd
4th
5th
6th
7th
8th
9th
10th
11th
1st
2nd
3rd
4th
5th
6th
7th
8th
9th
10th
0.04
D
–0.04
0.00
–0.02
0.02
Figure 35. AD8048 Differential Gain and Phase Error,
G = +2, R
L
= 150
, R
F
= 200
, R
IN
= 200
Figure 33. AD8048 Harmonic Distortion vs. Frequency,
G = +2
H
–90
–110
–70
–50
–30
FREQUENCY – Hz
100M
1M
100k
10k
–40
–20
–60
–80
–100
–120
10M
2ND HARMONIC
3RD HARMONIC
R
L
= 100
V
OUT
= 2V p-p
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