Memory can be INEFFICIENT (cont).

What if I wanted to use only a single memory device???

A

B

C

D

A7A6A5A4

Q1Q0

256 x 2 Memory

W

X

Y

Z

A3A2A1A0

F

G

Most of the locations are wasted because I have to repeat the G function for every F input.

Went from 32 locations to 256 locations!!!

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