ada4939-1 Analog Devices, Inc., ada4939-1 Datasheet - Page 11

• Manufacturer Part Number: ada4939-1
• Description: Ultralow Distortion Differential Adc Driver
• Manufacturer: Analog Devices, Inc.

Figure 19. Harmonic Distortion vs. Frequency at Various Supplies
–100
–110
–120
–100
–110
–120
–130
–100
–105
–110
Figure 20. Harmonic Distortion vs. V
Figure 21. Harmonic Distortion vs. V
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
–60
–65
–70
–75
–80
–85
–90
–95
1.0
1.2
1
V
1.2
OUT, dm
HD2, V
HD3, V
HD2, V
HD3, V
1.4
1.6
= 2V p-p
S
S
S
S
1.4
(SPLIT SUPPLY) = ±2.5V
(SPLIT SUPPLY) = ±2.5V
(SPLIT SUPPLY) = ±1.65V
(SPLIT SUPPLY) = ±1.65V
1.8
2.0
FREQUENCY (MHz)
V
V
2.2
OUT, dm
OUT, dm
10
V
V
2.4
OCM
OCM
1.6
= 2V p-p
2.6
= 2V p-p
(V)
(V)
OCM
OCM
2.8
at Various Frequencies
at Various Frequencies
3.0
3.2
1.8
HD2, f = 10MHz
HD3, f = 10MHz
HD2, f = 70MHz
HD3, f = 70MHz
HD2, f = 10MHz
HD3, f = 10MHz
HD2, f = 70MHz
HD3, f = 70MHz
3.4
100
3.6
3.8
4.0
2
.0
Rev. 0 | Page 11 of 24
Figure 22. Harmonic Distortion vs. V
–100
–110
–100
–110
–120
–130
–10
–20
–30
–40
–50
–60
–70
–80
–90
–30
–35
–40
–45
–50
–55
–60
–65
–70
–40
–50
–60
–70
–80
–90
10
0
69.5
1
0
V
V
R
OUT, dm
S
L, dm
69.6
= ±2.5V
Figure 23. 70 MHz Intermodulation Distortion
= 200Ω
1
69.7
= 2V p-p
Figure 24. CMRR vs. Frequency
69.8
2
10
FREQUENCY (MHz)
FREQUENCY (MHz)
69.9
ADA4939-1/ADA4939-2
V
OUT, dm
3
OUT, dm
70.0
(V p-p)
and Supply Voltage, f = 10 MHz
70.1
4
100
70.2
5
70.3
HD2, V
HD3, V
HD2, V
HD3, V
6
70.4
S
S
S
S
= 5.0
= 5.0
= 3.3
= 3.3
70.5
1k
7