Datasheet

–6–
AD706
FREQUENCY – Hz
–80
–160
10
100 1k 10k 100k
–120
–100
–140
CROSSTALK – dB
Figure 2a. 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
OUT1
20k
6
5
7
8
1F 0.1F
+V
S
2.21k
CROSSTALK = 20 LOG
10
–20dB
V
OUT2
V
OUT2
V
OUT1
1/2
AD706
Figure 2b. 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 3. 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 4a. Unity Gain Follower (For large signal
applications, resistor R
F
limits the current
through the input protection diodes.)
Figure 4b. Unity Gain Follower Large
Signal Pulse Response, R
F
= 10 k Ω ,
C
L
= 1,000 pF
Figure 4c. Unity Gain Follower
Small Signal Pulse Response,
R
F
= 0 Ω , C
L
= 100 pF
Figure 4d. Unity Gain Follower
Small Signal Pulse Response,
R
F
= 0 Ω , C
L
= 1000 pF
REV. G