Datasheet

MAX4591/MAX4592/MAX4593
High-Speed, Single-Supply,
Quad, SPST Analog Switches
_______________________________________________________________________________________ 7
V
GEN
GND
NC_ OR
NO_
C
L
V
OUT
V-
V+
V
OUT
IN
OFF
ON
OFF
∆V
OUT
Q = (∆V
OUT
)(C
L
)
COM_
IN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
OFF
ON
OFF
IN
V
IN
= 0 TO +5V
V+
R
GEN
IN_
MAX4591
MAX4593
MAX4593
Figure 4. Charge Injection
t
r
< 20ns
t
f
< 20ns
50%
0
LOGIC
INPUT
V-
R
L
300Ω
NO_
OR NC_
GND
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
V
OUT
= V
COM (
R
L
)
R
L
+ R
ON
SWITCH
INPUT
IN_
+5V
t
OFF
0
COM_
SWITCH
OUTPUT
0.9 · V
0UT
0.9 · V
OUT
t
ON
V
OUT
SWITCH
OUTPUT
LOGIC
INPUT
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
V+
C
L
35pF
V+
V
OUT
V
COM
MAX4591
MAX4592
MAX4593
50%
0.9 · V
0UT1
+5V
0
0
LOGIC
INPUT
SWITCH
OUTPUT 2
(V
OUT2
)
0
0.9 · V
OUT2
t
D
t
D
LOGIC
INPUT
V-
R
L2
GND
C
L
INCLUDES FIXTURE AND STRAY CAPACITANCE.
COM_
IN_
COM_
V
OUT2
V+
V+
C
L2
V
COM1
= +10V
R
L1
V
OUT1
C
L1
R
L
= 300Ω
C
L
= 35pF
NO_
NC_
SWITCH
OUTPUT 1
(V
OUT1
)
MAX4593
V
COM2
= +10V
Figure 2. Switching Time
Figure 3. Break-Before-Make Interval (MAX4593 Only)
Test Circuits/Timing Diagrams