NTE74121,
NTE74123,置换半导体 DUAL MONO MULTIVIB
NTE74125,置换半导体 QUAD BUS BUFF DIP-14
NTE74126,置换半导体 DIP-14 QUAD BUS BUFF
NTE74128,置换半导体 QUAD 2-IN NOR DIP-14
NTE7413,置换半导体 DUAL 4-IN SCHMT TRIG
NTE74132,置换半导体 QUAD 2-IN NAND DIP14
NTE7414,置换半导体 HEX SCHMITT INVTR