Datasheet

AD822
REV. A
–11–
FREQUENCY – Hz
CROSSTALK – dB
–70
–140
1M
–110
–130
1k
–120
300
–80
–100
–90
300k100k30k10k3k
Figure 25. Crosstalk vs. Frequency
–V
S
+V
S
V
IN
R
L
100pF
V
OUT
4
0.01µF
0.01µF
1/2
AD822
8
Figure 26. Unity-Gain Follower
10
90
100
0%
10µs5V
Figure 27. 20 V p-p, 25 kHz Sine Wave Input; Unity Gain
Follower; R
L
= 600 Ω , V
S
= ± 15 V
+V
S
2
3
8
1
0.1µF
1/2
AD822
1µF
20V p-p
V
IN
1/2
AD822
5kΩ5kΩ
6
5
7
20kΩ
V
OUT
2.2kΩ
0.1µF1µF
–V
S
CROSSTALK = 20 LOG
V
OUT
10V
IN
Figure 28. Crosstalk Test Circuit
10
90
100
0%
5µs5V
Figure 29. Large Signal Response Unity Gain Follower;
V
S
= ± 15 V, R
L
= 10 k Ω
10
90
100
0%
500ns10mV
Figure 30. Small Signal Response Unity Gain Follower;
V
S
= ± 15 V, R
L
= 10 k Ω