8.3.5 Device Functional Modes

When the EN pin of the TMUX1208-Q1 is pulled high, one of the switches is closed based on the state of the

address lines. When the EN pin is pulled low, all the switches are in an open state regardless of the state of the

address lines.

The TMUX1208-Q1 can be operated without any external components except for the supply decoupling

consume additional current as highlighted in Implications of Slow or Floating CMOS Inputs. Unused signal path

inputs (Sx or D) should be connected to GND.

8.3.6 Truth Tables

Table 8-1 shows the truth tables for the TMUX1208-Q1.

Table 8-1. TMUX1208-Q1 Truth Table

EN A2

A1

A0 Selected Inputs Connected To Drain (D) Pin

0

X(1) X(1) X(1)

All channels are off

1

0

0

0

S1

1

0

0

1

S2

1

0

1

0

S3

1

0

1

1

S4

1

1

0

0

S5

1

1

0

1

S6

1

1

1

0

S7

1

1

1

1

S8

(1)

X denotes don't care.

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TMUX1208-Q1

SCDS415A – AUGUST 2019 – REVISED JULY 2020

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Product Folder Links: TMUX1208-Q1