AD8137 Analog Devices, AD8137 Datasheet - Page 10
AD8137
Manufacturer Part Number
AD8137
Description
Low Cost, Low Power 12-Bit Differential ADC Driver
Manufacturer
Analog Devices
Datasheet
1.AD8137.pdf
(24 pages)
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AD8137
Figure 20. Second Harmonic Distortion vs. Frequency and Supply Voltage
Figure 21. Harmonic Distortion vs. Output Amplitude and Supply,
–100
–105
–100
–10
–11
–65
–70
–75
–80
–85
–90
–95
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
Figure 19. Small Signal Frequency Response for Various R
–1
–2
–3
–4
–5
–6
–7
–8
–9
4
3
2
1
0
0.25
0.1
1
G = 1
V
F
SECOND HARMONIC SOLID LINE
THIRD HARMONIC DASHED LINE
G = 1
V
V
O, dm
C
S
O, dm
= 500kHz
1.25
= ± 5V
= 2V p-p
= 0.1V p-p
2.25
V
S
= +3V
3.25
10
F
FREQUENCY (MHz)
FREQUENCY (MHz)
R
C
= 500 kHz
F
V
R
= 2k Ω
4.25
O, dm
F
V
S
= 1k Ω
= +3V
V
1
(V p-p)
S
V
5.25
= +3V
S
= ± 5V
V
6.25
100
S
V
= +5V
S
= +5V
V
7.25
S
= +5V
R
F
= 500 Ω
8.25
F
1000
9.25
10
Rev. B | Page 10 of 24
Figure 24. Harmonic Distortion vs. Output Amplitude and Supply, F
Figure 23. Third Harmonic Distortion vs. Frequency and Supply Voltage
–100
–110
–100
–10
–11
–40
–50
–60
–70
–80
–90
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
Figure 22. Large Signal Frequency Response for Various R
–1
–2
–3
–4
–5
–6
–7
–8
–9
4
3
2
1
0
0.25
0.1
1
G = 1
V
G = 1
V
O, dm
O, dm
1.25
= 2V p-p
= 2V p-p
2.25
V
S
V
S
= +3V
3.25
10
= +3V
FREQUENCY (MHz)
FREQUENCY (MHz)
V
V
R
4.25
O, dm
S
F
= +3V
= 2k Ω
R
F
SECOND HARMONIC SOLID LINE
THIRD HARMONIC DASHED LINE
F
1
C
(V p-p)
= 1k Ω
5.25
= 2MHz
V
S
= ± 5V
6.25
100
V
S
= +5V
V
7.25
S
R
= +5V
F
V
= 500 Ω
S
= +5V
8.25
F
C
1000
9.25
= 2 MHz
10