Datasheet

MAX4621/MAX4622/MAX4623
Dual, 5 Ω Analog Switches
8 _______________________________________________________________________________________
50%
t
OFF
t
r
< 20ns
t
f
< 20ns
V
O
V
O
t
ON
0.9V
O
0.9V
O
+3V
0
V
COM
0
-V
ANA
LOGIC
INPUT
SWITCH
INPUT
SWITCH
OUTPUT
SWITCH
INPUT
LOGIC INPUT WAVEFORM IS INVERTED FOR
SWITCHES THAT HAVE THE OPPOSITE LOGIC
SENSE CONTROL.
+5V +15V
V+
V
O
R
L
= 100Ω
C
L
= 35pF
V-
-15V
REPEAT TEST FOR EACH SWITCH.
0
GND
LOGIC
INPUT
SWITCH
INPUT
IN1
V
COM
= +10V
FOR t
ON
V
COM
= -10V
FOR t
OFF
FOR LOAD CONDITIONS, SEE Electrical Characteristics.
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
V
O
= V
COM
R
L
R
L
= R
ON
V+V
L
COM_
NC_
OR NO_
V-
MAX4621
MAX4622
MAX4623
50%
V
O1
V
O2
0.9V
O
+3V
0
V
COM
0
V
COM
LOGIC
INPUT
SWITCH
OUTPUT
SWITCH
OUTPUT
+5V
V
L
+15V
V+
NO_
V-
-15V
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
LOGIC 0 INPUT.
0
GND
LOGIC
INPUT
V
COM_
= +10V
0
0.9V
O
t
D
t
D
IN_
R
L2
NC_
C
L2
V
O2
R
L1
V
O1
C
L1
R
L
= 100Ω
C
L
= 35pF
COM_
COM_
MAX4622
V
GEN
GND
NC_ OR NO_
C
L
V
O
0 -15V
V-
V
L
V+
R
GEN
V
O
IN_
ON OFF ON
∆V
O
Q = (∆V
O
)(C
L
)
COM
+5V +15V
MAX4621
MAX4622
MAX4623
Figure 2. Switching-Time Test Circuit
Figure 3. MAX4622 Break-Before-Make Test Circuit
Figure 4. Charge-Injection Test Circuit