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ON222 - ON222 is an OR / NAND circuit providing the logical function Q = NOT (A+B).(C+D).(E+F)
ON21 - OR / NAND circuit providing the logical function Q = NOT
ON322 - ON322 is an OR / NAND circuit providing the logical function Q = NOT [ (A+B+C).(D+E).(F+G) ]
ON22 - OR / NAND circuit providing the logical function Q = NOT
ML660T - 4-Input NAND-Function Logic Gate