Datasheet

✓ = Don’t care.
*Not present on MAX4782.
Note: Input and output pins are identical and interchangeable. Either can be considered an input or output. Signals pass equally
well in either direction.
SELECT INPUT ON SWITCHES
ENABLE
INPUT
C* B A MAX4781 MAX4782 MAX4783
H
✓✓✓All switches open All switches open All switches open
LLLL X-X0
X-X0
Y-Y0
X-X0
Y-Y0
Z-Z0
L L L H X-X1
X-X1
Y-Y1
X-X1
Y-Y0
Z-Z0
L L H L X-X2
X-X2
Y-Y2
X-X0
Y-Y1
Z-Z0
L L H H X-X3
X-X3
Y-Y3
X-X1
Y-Y1
Z-Z0
L H L L X-X4
X-X0
Y-Y0
X-X0
Y-Y0
Z-Z1
L H L H X-X5
X-X1
Y-Y1
X-X1
Y-Y0
Z-Z1
L H H L X-X6
X-X2
Y-Y2
X-X0
Y-Y1
Z-Z1
L H H H X-X7
X-X3
Y-Y3
X-X1
Y-Y1
Z-Z1
Table 1. Truth Table/Switch Programming
MAX4781/MAX4782/MAX4783
High-Speed, Low-Voltage, 0.7Ω CMOS Analog
Switches/Multiplexers
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