ada4950-1 Analog Devices, Inc., ada4950-1 Datasheet - Page 12

• Manufacturer Part Number: ada4950-1
• Description: Low Power, Selectable Gain Differential Adc Driver, G = 1, 2, 3
• Manufacturer: Analog Devices, Inc.

ADA4950-1/ADA4950-2
Figure 26. Harmonic Distortion vs. V
Figure 25. Harmonic Distortion vs. Frequency at Various Supplies
–100
–110
–120
–130
–140
–100
–110
–120
–130
–140
Figure 27. Harmonic Distortion vs. Frequency at Various V
–100
–110
–120
–130
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
–30
–40
–50
–60
–70
–80
–90
0.1
0.1
–4
V
OUT, dm
V
OUT, dm
HD2, V
HD3, V
HD2, V
HD3, V
–3
HD2, ±5V
HD3, ±5V
HD2, ±2.5V
HD3, ±2.5V
= 2V p-p
= 2V p-p
OUT, dm
OUT, dm
OUT, dm
OUT, dm
HD2 AT 10MHz
HD3 AT 10MHz
HD2 AT 30MHz
HD3 AT 30MHz
–2
1
1
= 2V p-p
= 2V p-p
= 4V p-p
= 4V p-p
FREQUENCY (MHz)
FREQUENCY (MHz)
–1
OCM
V
OCM
at Various Frequencies, ±5 V Supplies
0
(V)
1
10
10
2
3
OUT, dm
100
100
4
Rev. 0 | Page 12 of 28
Figure 29. Harmonic Distortion vs. V
Figure 30. Spurious-Free Dynamic Range vs. Frequency at Various Loads
–100
–110
–120
–130
–140
–100
–110
–120
–130
–140
–100
–110
–120
–50
–60
–70
–90
–80
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
0.1
1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8
Figure 28. Harmonic Distortion vs. V
0
V
V
V
OUT, dm
1
OCM
OUT, dm
HD2, ±5V
HD3, ±5V
HD2, ±2.5V
HD3, ±2.5V
2
= 0V
= 2V p-p
= 2V p-p
3
R
L, dm
4
= 200Ω
1
FREQUENCY (MHz)
5
V
V
HD2 AT 10MHz
HD3 AT 10MHz
HD2 AT 30MHz
HD3 AT 30MHz
OUT, dm
OCM
6
OCM
(V)
7
at Various Frequencies, 5 V Supply
(V p-p)
8
OUT, dm
9
10
10 11 12 13 14
, f = 10 MHz
R
L, dm
= 1kΩ
100