Data Sheet
ADA4932-1/ADA4932-2
–8
–6
–4
–2
0
2
4
1M
10M
100M
1G
10G
CL
O
S
E
D-
L
O
P
GA
IN
(dB
)
FREQUENCY (Hz)
VOUT, dm = 100mV p-p
07752-
019
CL = 0pF
CL = 0.9pF
CL = 1.8pF
Figure 19. Small Signal Frequency Response at Various Capacitive Loads
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
1M
10M
100M
1G
C
LOS
E
D
-LOOP
GA
IN
(dB
)
FREQUENCY (Hz)
VOUT, dm = 100mV p-p
07752-
020
ADA4932-1, RL = 1k
ADA4932-1, RL = 200
ADA4932-2, CH 1, RL = 1k
ADA4932-2, CH 1, RL = 200
ADA4932-2, CH 2, RL = 1k
ADA4932-2, CH 2, RL = 200
Figure 20. 0.1 dB Flatness Small Signal Frequency Response for Various Loads
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
1M
10M
100M
1G
V
O
CM
GA
IN
(dB
)
FREQUENCY (Hz)
VOUT, cm = 100mV p-p
07752-
021
VOCM (DC) = 0V
VOCM (DC) = +2.5V
VOCM (DC) = –2.5V
Figure 21. VOCM Small Signal Frequency Response at Various DC Levels
–10
–8
–6
–4
–2
0
2
4
10M
100M
1G
CL
O
S
E
D-
L
O
P
GA
IN
(dB
)
FREQUENCY (Hz)
CL = 0pF
CL = 0.9pF
CL = 1.8pF
07752-
022
VOUT, dm = 2V p-p
Figure 22. Large Signal Frequency Response at Various Capacitive Loads
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
1M
10M
100M
1G
C
LOS
E
D
-LOOP
GA
IN
(dB
)
FREQUENCY (Hz)
VOUT, dm = 2V p-p
07752-
023
ADA4932-1, RL = 1k
ADA4932-1, RL = 200
ADA4932-2, CH 1, RL = 1k
ADA4932-2, CH 1, RL = 200
ADA4932-2, CH 2, RL = 1k
ADA4932-2, CH 2, RL = 200
Figure 23. 0.1 dB Flatness Large Signal Frequency Response for Various Loads
2
–8
–7
–6
–5
–4
–3
–2
–1
0
1
V
O
CM
G
AI
N
(
d
B)
FREQUENCY (Hz)
VOUT, cm = 2V p-p
1M
1G
100M
10M
VOCM (DC) = 0V
VOCM (DC) = +2.5V
VOCM (DC) = –2.5V
07752-
224
Figure 24. VOCM Large Signal Frequency Response at Various DC Levels
Rev. C | Page 11 of 28