參數(shù)資料
型號: AD8137
廠商: Analog Devices, Inc.
英文描述: Low Cost, Low Power 12-Bit Differential ADC Driver
中文描述: 低成本,低功耗12位差分ADC驅(qū)動器
文件頁數(shù): 10/24頁
文件大?。?/td> 594K
代理商: AD8137
AD8137
Rev. A | Page 10 of 24
FREQUENCY (MHz)
C
4
3
2
1
0
–3
–4
–2
–1
–7
–8
–6
–5
–11
–10
–9
1
10
100
1000
0
G = 1
V
S
=
±
5V
V
O, dm
= 0.1V p-p
R
F
= 500
R
F
= 2k
R
F
= 1k
Figure 19. Small Signal Frequency Response for Various R
F
FREQUENCY (MHz)
D
–65
–70
–80
–75
–85
–90
–95
–100
–105
0.1
1
10
0
V
S
=
±
5V
V
S
= +5V
V
S
= +3V
G = 1
V
O, dm
= 2V p-p
Figure 20. Second Harmonic Distortion vs. Frequency and Supply Voltage
V
O, dm
(V p-p)
D
–50
–60
–65
–70
–55
–75
–80
–85
–90
–95
–100
0.25
1.25
2.25
3.25
4.25
5.25
7.25
8.25
6.25
9.25
0
F
= 500kHz
SECOND HARMONIC SOLID LINE
THIRD HARMONIC DASHED LINE
V
S
= +5V
V
S
= +5V
V
S
= +3V
V
S
= +3V
Figure 21. Harmonic Distortion vs. Output Amplitude and Supply, F
C
= 500 kHz
FREQUENCY (MHz)
C
4
3
2
1
0
–3
–4
–2
–1
–7
–8
–6
–5
–11
–10
–9
1
10
100
1000
0
G = 1
V
O, dm
= 2V p-p
R
F
= 500
R
F
= 2k
R
F
= 1k
Figure 22. Large Signal Frequency Response for Various R
F
FREQUENCY (MHz)
D
–40
–70
–60
–50
–80
–90
–100
–110
0.1
1
10
0
V
S
=
±
5V
V
S
= +5V
V
S
= +3V
G = 1
V
O, dm
= 2V p-p
Figure 23. Third Harmonic Distortion vs. Frequency and Supply Voltage
V
O, dm
(V p-p)
D
–50
–60
–65
–70
–55
–75
–80
–85
–90
–95
–100
0.25
1.25
2.25
3.25
4.25
5.25
7.25
8.25
6.25
9.25
0
V
S
= +5V
V
S
= +5V
V
S
= +3V
V
S
= +3V
F
= 2MHz
SECOND HARMONIC SOLID LINE
THIRD HARMONIC DASHED LINE
Figure 24. Harmonic Distortion vs. Output Amplitude and Supply, F
C
= 2 MHz
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