Datasheet

MAX4644
High-Speed, Low-Voltage, 4 Ω ,
SPDT CMOS Analog Switch
8 _______________________________________________________________________________________
V+
V
COM
GND
V+
IN
NO
COM
V
NO
V
NC
MAX4644
35pF
NC OPEN
OPEN
V+
GND
V+
IN
IN
NO
COM
COM
300Ω
MAX4644
V
COM
300Ω
35pF
V
COM
300Ω
35pF
50Ω
V
IN
50Ω
V
IN
50Ω
V
IN
NC
V+
V+
V
S
MAX4644
V
S
V
NO
V
NC
V
IH
+ 0.5V
IN
50% 50%
V
NO
V
COM
0
0
V
NC
V
COM
V
COM
t
OFF
t
ON
V
IH
+ 0.5V
0
IN
50% 50%
t
ON
t
OFF
50% 50%
V
IH
+ 0.5V
IN
0
OR
t
BBM
= t
ON(NC)
- t
OFF(NO)
t
BBM
= t
ON(NO)
- t
OFF(NC)
V
S
0
90%
t
BBM
t
BBM
90%
90% 90%
90%
90%
t
r
< 5ns
t
f
< 5ns
0
GND
Figure 2. Switching Times