Datasheet

ADG749 Data Sheet
Rev. C | Page 10 of 12
TEST CIRCUITS
02075-013
SD
V
S
R
ON
= V1/I
DS
V1
I
DS
Figure 13. On Resistance
02075-014
SD
V
D
V
S
I
D
(OFF)
A
I
S
(OFF)
A
Figure 14. Off Leakage
02075-015
SD
V
D
V
S
I
D
(ON)
A
Figure 15. On Leakage
0.1µF
V
S
IN
SD
GND
V
DD
V
OUT
R
L
300Ω
C
L
35pF
V
DD
V
OUT
t
ON
t
OF
F
V
IN
90% 90%
50% 50%
02075-016
Figure 16. Switching Times
GND
02075-017
IN
V
IN
S2
S1
V
S2
V
S1
D2
V
OUT
R
L2
300Ω
C
L2
35pF
0.1µF
V
DD
V
DD
V
OUT
t
D
t
D
V
IN
50%
50%
50%
50%
0V
0V
Figure 17. Break-Before-Make Time Delay, t
D
50Ω
50Ω
V
S
R
L
50Ω
S
IN
V
IN
GND
V
DD
V
DD
D
0.1µF
V
OUT
NETWORK
ANALYZER
OFF ISOLATION = 20 log
V
OUT
V
S
02075-018
Figure 18. Off Isolation
0
2075-019
R
L
50Ω
D
S1
S2
IN
GND
CHANNEL-TO-CHANNEL
V
DD
V
DD
0.1µF
R
50Ω
V
OUT
NETWORK
ANALYZER
CROSSTALK = 20 log
V
OUT
V
S
V
S
50Ω
Figure 19. Channel-to-Channel Crosstalk
50Ω
V
S
R
L
50Ω
S
IN
V
IN
GND
V
DD
V
DD
D
0.1µF
V
OUT
NETWORK
ANALYZER
INSERTION LOSS = 20 lo
g
V
OUT
WITH SWITCH
V
OUT
WITHOUT SWITCH
0
2075-020
Figure 20. Bandwidth