ADA4930-2 AD [Analog Devices], ADA4930-2 Datasheet - Page 10

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

ADA4930-1/ADA4930-2
Figure 13. Small Signal Frequency Response for R
–100
–120
–110
–12
–15
–18
–21
–24
–27
–40
–50
–60
–70
–80
–90
–1
–2
–3
–4
–5
–6
–3
–6
–9
3
2
1
0
3
0
1M
1M
1M
V
IN
Figure 14. V
V
= 100mV p-p
IN
Figure 15. Harmonic Distortion vs. Frequency
= 100mV
HD2, GAIN = 1
HD3, GAIN = 1
HD2, GAIN = 2
HD3, GAIN = 2
HD2, GAIN = 5
HD3, GAIN = 5
for Gain = 1, Gain = 2, and Gain = 5
10M
OCM
10M
Small Signal Frequency Response
R
R
FREQUENCY (Hz)
FREQUENCY (Hz)
L
L
FREQUENCY (Hz)
= 1kΩ
= 200Ω
10M
100M
100M
L
= 200 Ω and R
1G
100M
200M
10G
L
1G
= 1 kΩ
Rev. A | Page 10 of 28
–100
–110
–0.1
–0.2
–0.3
–0.4
–50
–60
–70
–80
–90
–12
–15
–18
–21
–24
–27
–3
–6
–9
0.4
0.3
0.2
0.1
6
3
0
0
1M
1M
1M
Figure 17. Small Signal 0.1 dB Flatness vs. Frequency for
V
IN
= 2V p-p
Figure 18. Harmonic Distortion vs. Frequency
Figure 16. Large Signal Frequency Response
HD2, R
HD3, R
HD2, R
HD3, R
ADA4930-2, 200Ω, OUT 1
ADA4930-2, 200Ω, OUT 2
ADA4930-1, 200Ω
ADA4930-1, 1kΩ
ADA4930-2, 1kΩ, OUT 1
ADA4930-2, 1kΩ, OUT 2
10M
for R
for R
L
L
L
L
R
= 200Ω
= 200Ω
= 1kΩ
= 1kΩ
L
= 200 Ω and R
L
10M
L
= 200 Ω and R
= 200 Ω and R
R
R
FREQUENCY (Hz)
L
L
FREQUENCY (Hz)
FREQUENCY (Hz)
= 1kΩ
= 200Ω
10M
100M
L
= 1 kΩ
L
L
= 1 kΩ
= 1 kΩ
100M
1G
100M
10G
200M
1G