Datasheet

MAX301/MAX303/MAX305
6 _______________________________________________________________________________________
Precision, Dual, High-Speed Analog Switches
50%
t
OFF
tr < 20ns
t
f
< 20ns
V
O
V
O
t
ON
0.9V
O
0.9V
O
+3V
0V
V
COM
0V
-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
= 1000Ω
C
L
= 35pF
V-
-15V
REPEAT TEST FOR EACH SWITCH
0V
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-
50%
V
O1
V
O2
0.9V
O
+3V
0V
V
COM
0V
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.
0V
GND
LOGIC
INPUT
V
COM_
= +10V
V
COM_
= +10V
0V
0.9V
O
t
D
t
D
IN_
R
L2
NC_
C
L2
V
O2
R
L1
V
O1
C
L1
R
L
= 1000Ω
C
L
= 35pF
COM_
COM_
V
GEN
GND
NC OR NO
C
L
10nF
V
O
0V -15V
V-
V
L
V+
R
GEN
V
O
INX
ON OFF ON
∆V
O
Q = (∆V
O
)(C
L
)
COM
+5V +15V
Figure 2. Switching-Time Test Circuit
Figure 3. Break-Before-Make Test Circuit
Figure 4. Charge-Injection Test Circuit