Datasheet

AD706
REV. D
–6–
FREQUENCY – Hz
–80
–160
10
100 1k 10k 100k
–120
–100
–140
CROSSTALK – dB
Figure 20a. Crosstalk vs. Frequency
3
2
4
1
SINE WAVE
GENERATOR
1/2
AD706
0.1F
+V
S
0.1F
R
L
2k
–V
S
20V p-p
V
OUT
#1
20k
6
5
7
8
1F 0.1F
+V
S
2.21k
CROSSTALK = 20 LOG
10
–20dB
V
OUT
#2
V
OUT
#2
V
OUT
#1
1/2
AD706
Figure 20b. Crosstalk Test Circuit
FREQUENCY – Hz
1000
0.1
1
10 100 1k 10k
10
100
1
CLOSED-LOOP OUTPUT IMPEDANCE – 
0.001
0.01
100k
AV = –1000
AV = + 1
I
OUT
= +1mA
Figure 21. Magnitude of Closed-Loop Output Impedance
vs. Frequency
4
0.1F
+V
S
8
1/2
AD706
V
IN
0.1F
R
L
2k
C
L
V
OUT
R
F
SQUARE
WAVE
INPUT
–V
S
Figure 22a. Unity Gain Follower (For Large Signal
Applications, Resistor R
F
Limits the Current
Through the Input Protection Diodes)
Figure 22b. Unity Gain Follower
Large Signal Pulse Response, R
F
=
10 k
W , C
L
= 1,000 pF
Figure 22c. Unity Gain Follower
Small Signal Pulse Response, R
F
=
0
W , C
L
= 100 pF
Figure 22d. Unity Gain Follower
Small Signal Pulse Response, R
F
=
0
W , C
L
= 1000 pF