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Digital Logic Circuits 18
IMPLEMENTATIO
- Don’t-Care
In some logic circuits, the output r
for some input conditions are don’
whether they are 1 or 0.
In K-maps, don’t-care conditions a
by d’s in the corresponding cells.
Don’t-care conditions are useful in
the logic functions using K-map.
- Can be considered either 1 or 0
- Thus increases the chances of
--> Reduce the number of varia
y
1dd 1
x d1
z
x
y
z
Computer Organization
