HD74HC280

9-bit Odd/Even Parity Generator/Checker

Description

This parity generator/checker features odd/even outputs to facilitate operation of either odd or even parity

applications. The word length capability is easily expanded by cascading devices.

Features

• High Speed Operation: t

Even or Odd) = 22 ns typ (C

• High Output Current: Fanout of 10 LSTTL Loads

• Wide Operating Voltage: V

• Low Input Current: 1 µA max

• Low Quiescent Supply Current: I

Function Table

Outputs

Number of inputs A through I that are high

∑ Even

∑ Odd

0, 2, 4, 6, 8

H

L

1, 3, 5, 7, 9

L

H