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
NTE74H74,置换半导体 DUAL-D F/F W/CLEAR
NTE74H78,置换半导体 DUAL J-K F/F COM CLR
NTE74H87,置换半导体 4-BIT TR/COMPL DIP14
NTE74HC00,置换半导体 QUAD 2-IN NAND GATE
NTE74HC02,置换半导体 QUAD 2-IN NOR GATE