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Old Jul 12th, 2005, 9:11 AM   #4
DaWei
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You're pedantically correct, and that's cheating, as it's still more than "a gate" . The NAND is an AND and a NOT. When ICs cost a bundle and it paid to get the quantities up, we bought all two-input NORs or all two-input NANDS, plus flip-flops, for our logic. It was cheaper than busting the quantities down by ordering two-input, three-input, four-input, XORs, etc. MSI and LSI sure made things easier when they came along.
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