Datasheet

AD8137 Data Sheet
Rev. E | Page 12 of 32
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
3
2
1
0
–1
–3
–4
–2
–5
–6
–7
–8
–10
–11
–9
–
12
1 10 100 1000
04771-0-041
V
O, dm
= 0.1V p-p
R
L, dm
= 2kΩ
R
L, dm
= 1kΩ
R
L, dm
= 500Ω
Figure 11. Small Signal Frequency Response for Various Loads
1 10 100 1000
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
V
O, dm
= 0.1V p-p
3
2
1
0
–12
–11
–10
–9
–8
–7
–6
–5
–4
–3
–2
–1
04771-0-008
C
F
= 2pF
C
F
= 1pF
C
F
= 0pF
Figure 12. Small Signal Frequency Response for Various C
F
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
2
1
0
–1
–2
–4
–5
–3
–6
–7
–8
–9
–11
–12
–10
–13
1 10 100 1000
04771-0-042
V
O, dm
= 0.1V p-p
V
OCM
= 1V
V
OCM
= 4V
V
OCM
= 2.5V
Figure 13. Small Signal Frequency Response at Various V
OCM
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
3
2
1
0
–1
–3
–4
–2
–5
–6
–7
–8
–10
–11
–9
–12
1 10 100 1000
04771-0-043
V
O, dm
= 2V p-p
R
L, dm
= 2kΩ
R
L, dm
= 1kΩ
R
L, dm
= 500Ω
Figure 14. Large Signal Frequency Response for Various Loads
1 10 100 1000
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
V
O, dm
= 2.0V p-p
3
2
1
0
–12
–11
–10
–9
–8
–7
–6
–5
–4
–3
–2
–1
04771-0-009
C
F
= 2pF
C
F
= 1pF
C
F
= 0pF
Figure 15. Large Signal Frequency Response for Various C
F
FREQUENCY (MHz)
CLOSED-LOOP GAIN (dB)
3
2
1
0
–1
–3
–4
–2
–5
–6
–7
–8
–10
–11
–9
–12
1 10 100 1000
04771-0-044
2V p-p
0.5V p-p
0.1V p-p
1V p-p
Figure 16. Frequency Response for Various Output Amplitudes