ADG408/ADG409
TEST CIRCUITS
I
DS
V
V
V
V
DD
DD
SS
V1
SS
S1
S2
S8
D
I
(OFF)
D
S
D
0.8V
A
EN
GND
V
V
S
S
V
D
R
= V1/I
ON
DS
Figure 20. ID (OFF)
Figure 18. On Resistance
V
V
V
V
DD
SS
SS
V
V
V
V
DD
DD
SS
SS
DD
S1
S1
S8
D
I
(OFF)
S
S2
S8
D
I
(ON)
A
D
A
0.8V
2.4V
EN
EN
GND
GND
V
V
S
V
D
V
S
D
Figure 19. IS (OFF)
Figure 21. ID (ON)
V
V
V
SS
DD
3V
ADDRESS
tr < 20ns
tf < 20ns
V
DD
SS
50%
50%
A0
A1
A2
DRIVE (V
)
IN
S1
V
V
S1
S8
0V
V
IN
50Ω
S2–S7
tTRANSITION
tTRANSITION
90%
S8
ADG4081
OUTPUT
D
2.4V
EN
OUTPUT
300Ω
GND
35pF
90%
1
SIMILAR CONNECTION FOR ADG409.
Figure 22. Switching Time of Multiplexer, tTRANSlTlON
V
V
V
V
DD
SS
SS
3V
DD
ADDRESS
A0
DRIVE (V
)
IN
S1
V
S
A1
A2
V
IN
50Ω
0V
S2–S7
S8
ADG4081
80%
80%
OUTPUT
OUTPUT
D
2.4V
EN
300Ω
GND
35pF
tOPEN
1
SIMILAR CONNECTION FOR ADG409.
Figure 23. Break-Before-Make Delay, tOPEN
Rev. C | Page 11 of 16
ADI [ ADI ]
