PPT Slide

3 – Combinational Logic Implementation

© 1996 Gaetano Borriello

Conversion of multi-level logic to NORs

14

Level 1 Level 2 Level 3 Level 4

\A

\C

\D

B

\B

C

F

F = A (B + C D) + B C'

original

AND-OR network

introduction and

conservation of bubbles

redrawn in terms

of conventional

NOR gates

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