OR

The output Q is only set to 1 if there is a 1 at a minimum of one input (A, B). The standard symbol has two inputs. Extended symbols can have more than two inputs.

Truth table

A B Q
0 0 0
0 1 1
1 0 1
1 1 1

The IC 74HC32 is used as a component in the training package TP 1012 from Festo Didactic.

Adjustable parameters

Input
Designation Range Default value
Voltage level (lo) 0.1 ... 24 V 0.8
Voltage level (hi) 0.1 ... 24 V 2
Output
Designation Range Default value
Voltage level (lo) 0 ... 24 V 0
Voltage level (hi) 0.1 ... 24 V 5
Resistance 0.1 ... 1000 Ohm 45