ADA4930-2 AD [Analog Devices], ADA4930-2 Datasheet - Page 13

• Manufacturer Part Number: ADA4930-2
• Description: Ultralow Noise Drivers for Low Voltage ADCs
• Manufacturer: AD [Analog Devices]

–10
–20
–30
–40
80
70
60
50
40
30
20
10
0
10k
–0.05
–0.10
–0.5
–1.0
–1.5
–2.0
0.10
0.05
2.0
1.5
1.0
0.5
0
0
0
0
100k
Figure 32. Small Signal Pulse Response
Figure 33. Large Signal Pulse Response
Figure 31. Open Loop Gain and Phase
2
2
1M
FREQUENCY (MHz)
PHASE
10M
4
4
TIME (ns)
TIME (ns)
GAIN
V
V
O
O
100M
= 2V p-p
= 1V p-p
6
6
1G
8
8
10G
60
30
0
30
–60
–90
–120
–150
–180
–210
–240
–270
–300
1
1
0
0
Rev. A | Page 13 of 28
100
1.00
0.98
0.96
0.94
0.92
0.90
0.88
0.86
0.84
0.82
0.80
10
3.0
2.5
2.0
1.5
1.0
0.5
1
0
0
10
0
0
Figure 35. Small Signal V
Figure 36. Large Signal V
2
2
100
Figure 34. Voltage Noise Spectral Density
4
4
1k
6
6
FREQUENCY (Hz)
ADA4930-1/ADA4930-2
10k
8
8
TIME (ns)
TIME (ns)
10
10
100k
OCM
OCM
Pulse Response
Pulse Response
12
12
1M
14
14
16
16
10M
18
18
100M
20
20