ada4937-2 Analog Devices, Inc., ada4937-2 Datasheet - Page 13

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

Figure 33. Spurious-Free Dynamic Range vs. Frequency and Load
–100
–30
–40
–50
–60
–70
–80
–90
–100
–105
–110
–115
–10
–15
–20
–25
–30
–35
–40
–45
–50
–55
–60
–65
–55
–60
–65
–70
–75
–80
–85
–90
–95
–5
0
1
1
1
Figure 32. Return Loss (S11, S22) vs. Frequency
V
V
OUT, dm
OUT, dm
Figure 31. PSRR vs. Frequency, R
S11
S22
SFDR, R
SFDR, R
PSRR, V
PSRR, V
L
L
= 1kΩ
= 200Ω
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
S
S
= 3.3V
= 5.0V
10
100
100
L
= 200 Ω
1000
100
1000
Rev. A | Page 13 of 28
Figure 36. Overdrive Amplitude Characteristics (Triangle Wave Input)
–1
–2
–3
–4
–5
–1
–2
–3
–4
–5
5
4
3
2
1
0
28
26
24
22
20
18
16
14
12
10
5
4
3
2
1
0
10
0
Figure 35. Overdrive Recovery Time (Pulse Input)
G = +1
G = +2
G = +4
Figure 34. Noise Figure vs. Frequency
100
V
V
IN
OUT, dm
× 3
200
ADA4937-1/ADA4937-2
FREQUENCY (MHz)
V
V
IN
OUT, dm
TIME (4ns/DIV)
× 3.16
TIME (ns)
300
100
400
+V
–V
500
S
S
= +2.5V
= –2.5V
600