![](http://datasheet.mmic.net.cn/Maxim-Integrated-Products/MAX392ESE_datasheet_98306/MAX392ESE_8.png)
Precision, Quad, SPST Analog Switches
VGEN
GND
NC OR
NO
CL
VOUT
-5V
V-
V+
VOUT
IN
OFF
ON
OFF
ΔVOUT
Q = (
ΔVOUT)(CL)
COM
IN DEPENDS ON SWITCH CONFIGURATION;
INPUT POLARITY DETERMINED BY SENSE OF SWITCH.
OFF
ON
OFF
IN
VIN = +3V
+5V
RGEN
IN
MAX391
MAX392
MAX393
Figure 4. Charge Injection
tr < 20ns
tf < 20ns
50%
0V
LOGIC
INPUT
V-
-5V
RL
300
Ω
NO
OR NC
GND
CL INCLUDES FIXTURE AND STRAY CAPACITANCE.
VOUT = VCOM
(
RL
)
RL + RON
SWITCH
INPUT
IN
+3V
tOFF
0V
COM
SWITCH
OUTPUT
0.9 x V0UT
0.9 x VOUT
tON
VOUT
SWITCH
OUTPUT
LOGIC
INPUT
LOGIC INPUT WAVEFORMS INVERTED FOR SWITCHES
THAT HAVE THE OPPOSITE LOGIC SENSE.
V+
CL
35pF
+5V
VOUT
VCOM
0V
MAX391
MAX392
MAX393
50%
0.9 x V0UT1
+3V
0V
LOGIC
INPUT
SWITCH
OUTPUT 2
(VOUT2)
0V
0.9 x VOUT2
tD
LOGIC
INPUT
V-
-5V
RL2
GND
CL INCLUDES FIXTURE AND STRAY CAPACITANCE.
COM2
IN
COM1
VOUT2
V+
+5V
CL2
VCOM1 = +3V
RL1
VOUT1
CL1
RL = 300
Ω
CL = 35pF
NO
NC
SWITCH
OUTPUT 1
(VOUT1)
MAX393
VCOM2 = +3V
Figure 2. Switching Time
Figure 3. Break-Before-Make Interval (MAX393 only)
______________________________________________Test Circuits/Timing Diagrams
MAX391/MAX392/MAX393
8
Maxim Integrated