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Logic Implementation Using Programmable ROMs

Logic Implementation Using Programmable ROMs

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Conceptual PROM Architecture<br />

32x8 PROM<br />

5-to to-32 32<br />

decoder<br />

8 OR gates<br />

with 32 inputs<br />

32x8 internal<br />

programmable<br />

connections<br />

k = 5 2 k = 32<br />

programmable OR connections<br />

output word (8-bits)<br />

4

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