74HC02AD

74HC02AF

74HC02BQ,115

逻辑门 QUAD 2-INPUT NOR GATE

74HC02D

74HC02D,652

逻辑门 QUAD 2-IN NOR GATE

74HC02D,653

逻辑门 QUAD 2-INPUT NOR GATE

74HC02DB

逻辑门 QUAD 2-INPUT NOR GATE

74HC02DB,112

逻辑门 QUAD 2-INPUT NOR

74HC02DB,118

逻辑门 QUAD 2-INPUT NOR

74HC02DB-T

逻辑门 QUAD 2-INPUT NOR GATE

74HC02DR2G

逻辑门 QUAD 2 INPT NOR GATE

74HC02DT

74HC02DTR2G

逻辑门 QUAD 2 INPT NOR GATE