
Philips Semiconductors
9-bit odd/even parity generator/checker
Fig.4 Functional diagram.
Product specification
74HC/HCT280
FUNCTION TABLE
INPUTS
number of HIGH data
inputs (I0 to I8)
even
odd
OUTPUTS
∑E ∑O
HL
LH
Note
1. H = HIGH voltage level
L = LOW voltage level
December 1990
Fig.5 Logic diagram.
4