> > > For number 13, can we use 3 input OR/ NOR gate?
> > "DMUX Logic: Use an 8:1 DMUX and OR/NOR gates to implement the following
> > functions. Try to use as few inputs on your OR/NOR gates as possible."
> I believe the question is are we supposed to limit the number of inputs in
> total, as in the number of lines coming out of the MUX and going into the
> OR/NOR gates, or are we supposed to minimize the inputs on the OR/NOR
> gates, choosing a 2 input over a 3 input where possible.
Now I understand. It is better to use a three-input OR than a combination of
two-input ORs with a total of more than three inputs. For example, using 2
two-input ORs would require four total inputs.
Received on Tue Apr 29 14:13:30 2008
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