Datasheet

REV.
ADG781/ADG782/ADG783
–7–
Test Circuits
Test Circuit 1. On Resistance
V
D
I
S
(OFF)
I
D
(OFF)
SD
V
S
A A
Test Circuit 2. Off Leakage
0.1F
V
S
IN
S
D
V
DD
GND
R
L
300
C
L
35pF
V
OUT
V
DD
ADG781
ADG782
V
IN
V
IN
V
OUT
t
ON
t
OFF
50% 50%
90%
90%
50% 50%
V
S
Test Circuit 4. Switching Times
S1 D1
0.1F
V
DD
IN1, IN2
V
S1
GND
R
L1
300
C
L1
35pF
V
OUT1
V
S2
V
OUT2
R
L2
300
C
L2
35pF
S2
V
IN
D2
V
DD
ADG783
t
D
t
D
50% 50%
90%
V
IN
V
OUT1
V
OUT2
90%
90%
90%
0V
0V
0V
Test Circuit 5. Break-Before-Make Time Delay, t
D
I
D
(ON)
SD
A
V
D
NC
NC = NO CONNECT
Test Circuit 3. On Leakage
V
OUT
V
OUT
Q
INJ
= C
L
 V
OUT
SW ON
V
IN
SW OFF
S
D
V
DD
IN
R
S
GND
V
S
V
OUT
C
L
1nF
V
DD
Test Circuit 6. Charge Injection
V
S
V
OUT
50
NETWORK
ANALYZER
R
L
50
GND
S
D
V
S
OFF ISOLATION = 20 LOG
V
OUT
0.1F
V
DD
V
DD
50
V
IN
IN
Test Circuit 7. Off Isolation
CHANNEL-TO-CHANNEL
CROSSTALK = 20 LOG
V
OUT
V
S
GND
S1
D2
S2
NETWORK
ANALYZER
IN
D1
NC
V
OUT
R
L
50
0.1F
V
DD
V
DD
50
R
L
50
V
S
Test Circuit 8. Channel-to-Channel Crosstalk
C
I
DS
SD
V
S
V
R
ON
= V/I
DS