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Unformatted text preview: circuit, with a timing diagram showing it oscillating. Would it still oscillate with four inverters, instead of three? 4. [2 points] According to Wakerly 3.5.8, what are two ways to destroy a CMOS device? 5. [3] Name 3 things that can happen if you exceed a devices' maximum fanout. 6. [1] Why do logic designers prefer NAND and NOR gates to AND and OR gates? 7. [1] What is the difference between positive and negative logic? 8. [3] Use axioms and theorems of switching logic to prove X + X' · Y + X' · Y · Z = X + Y. 9. [3] Now, use a truth table to verify the previous equation. 10. [3] Use deMorgan's theorem again and again on this expression, until every negation is over only one term. ((A · H + B') · F' · (C' · D' + E)' · G')' 11. [4] Rewrite the following as the algebraic sum of minterms, and then again as the algebraic product of maxterms. A · B + A · C + B · C +CD...
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 Spring '08
 Ji
 Rensselaer Polytechnic Institute, Input device, Operations Rensselaer Polytechnic Institute

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