ada4937-2 Analog Devices, Inc., ada4937-2 Datasheet - Page 12

• Manufacturer Part Number: ada4937-2
• Description: Ultralow Distortion Differential Adc Driver
• Manufacturer: Analog Devices, Inc.

ADA4937-1/ADA4937-2
Figure 26. Harmonic Distortion vs. V
Figure 27. Harmonic Distortion vs. Frequency and V
–100
–110
–120
–100
–100
–110
–120
–130
–30
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
–50
–60
–70
–80
–90
1.0
1.1
Figure 25. Harmonic Distortion vs. V
1
1.2
HD2, 1V p-p
HD3, 1V p-p
HD2, 2V p-p
HD3, 2V p-p
1.5
1.3
2.0
1.4
HD2, f = 10MHz
HD3, f = 10MHz
HD2, f = 75MHz
HD3, f = 75MHz
FREQUENCY (MHz)
1.5
10
V
V
OCM
OCM
2.5
HD2, f = 30MHz
HD3, f = 30MHz
HD2, f = 75MHz
HD3, f = 75MHz
(V)
(V)
OCM
1.6
and Frequency, V
OCM
3.0
1.7
and Frequency
1.8
OUT
3.5
100
, V
1.9
S
S
= 3.3 V
= 3.3 V
4.0
2.0
Rev. A | Page 12 of 28
–100
–120
–20
–40
–60
–80
–10
–20
–30
–40
–50
–60
–30
–40
–50
–60
–70
0
69.4
1
1
R
R
L
L
Figure 28. 70 MHz Intermodulation Distortion
= 200Ω
= 200Ω
Figure 30. Output Balance vs. Frequency
69.6
Figure 29. CMRR vs. Frequency
69.8
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
70.0
70.2
100
100
70.4
70.6
1000
1000