NTE74H21,置换半导体 DUAL 4-IN AND DIP-14
NTE74H22,置换半导体 DUAL 4-IN NAND O/C
NTE74H30,置换半导体 8-IN POS NAND DIP-14
NTE74H50,置换半导体 2-WIDE 2-IN AND/OR
NTE74H51,置换半导体 2-WIDE 2-IN AND/OR
NTE74H54,置换半导体 DIP14 4W AND/OR INV
NTE74H62,置换半导体 4-WD AND/OR EXP DP14
NTE74H72,置换半导体 J-K F/F W/CLR DIP-14
