✓ = 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

High-Speed, Low-Voltage, 0.7

Ω CMOS Analog

Switches/Multiplexers

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