Datasheet

AD713
Rev. F | Page 10 of 20
TEST CIRCUITS
00824-021
+
1µF0.1µF
+
1µF0.1µF
+V
S
COM
–V
S
1/4
AD713
9kΩ
1kΩ
OUTPUT
ALL 4 AMPLIFIERS
ARE CONNECTED
AS SHOWN.
INPUT
SIGNAL
OR
GROUND*
1kΩ
AD713
PIN 4
AD713
PIN 11
* THE SIGNAL INPUT (1kHz SINEWAVE, 2V p-p) IS APPLIED TO ONE
AMPLIFIER AT A TIME. THE OUTPUTS OF THE OTHER THREE
AMPLIFIERS ARE THEN MEASURED FOR CROSSTALK.
00824-023
+V
S
V
OUT
V
IN
–V
S
1/4
AD713
4
11
+
1µF 0.1µF
+
1µF 0.1µF
S
QUARE
WAVE
INPUT
R
L
2kΩ
C
L
10pF
Figure 26. Crosstalk Test Circuit for Figure 21 Figure 27. Unity Gain Follower Circuit for Figure 22 and Figure 23
00824-025
+V
S
2kΩ
2kΩ
V
OUT
V
IN
–V
S
1/4
AD713
4
11
+
1µF 0.1µF
+
1µF
7.5pF
0.1µF
SQUARE
WAVE
INPUT
R
L
2kΩ
C
L
10pF
Figure 28. Unity Gain Inverter Circuit for Figure 24 and Figure 25