Datasheet

Data Sheet AD8029/AD8030/AD8040
Rev. B | Page 9 of 24
FREQUENCY (MHz)
1 10 100 1000
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
3
4
5
6
CLOSED-LOOP GAIN (dB)
03679-0-010
0pF
20pF
10pF
5pF
G = +1
V
O
= 0.1V p-p
Figure 13. Small Signal Frequency Response for Various C
LOAD
FREQUENCY (MHz)
1 10 100
–8
–7
–6
–5
–4
–3
–2
–1
0
1
NORMALIZED CLOSED-LOOP GAIN (dB)
03679-A-014
2V p-p
1V p-p
0.1V p-p
G = +2
R
F
= 1kΩ
Figure 14. Frequency Response for Various Output Amplitudes
03679-0-054
10 100 1k 10k 100k 1M 10M 100M 1G
80
70
60
225
180
135
90
45
0
50
40
OPEN-LOOP GAIN (dB)
OPEN-LOOP PHASE (Degrees)
30
20
10
0
–10
–20
FREQUENCY (Hz)
Figure 15. Open-Loop Gain and Phase vs. Frequency
FREQUENCY (MHz)
1 10 100 1000
03679-0-013
CLOSED-LOOP GAIN (dB)
–8
–7
–6
–5
–4
–3
–2
–1
0
1
2
G = +1
V
O
= 0.1V p-p
V
ICM
= 0V
V
ICM
= V
S+
– 0.2V
V
ICM
= V
S–
+ 0.2V
Figure 16. Small Signal Frequency Response for Various
Input Common-Mode Voltages
FREQUENCY (MHz)
1 10010 1000
–6
–5
–4
–3
–2
–1
0
1
2
CLOSED-LOOP GAIN (dB)
03679-0-014
+125°C
+85°C
+25°C
–40°C
G = +1
V
O
= 0.1V p-p
Figure 17. Small Signal Frequency Response vs. Temperature
FREQUENCY (MHz)
1 10 100
–8
–7
–6
–5
–4
–3
–2
–1
0
1
CLOSED-LOOP GAIN (dB)
03679-0-015
+125°C
+25°C
+85°C
–40°C
G = +1
V
O
= 2V p-p
Figure 18. Large Signal Frequency Response vs. Temperature