HEF4000BT,652

邏輯門 DUAL 3-INPUT NOR

HEF4000BT,653

邏輯門 DUAL 3-INPUT NOR

HEF4000BTD

邏輯門 DUAL 3-INPUT NOR GATE/INVRTR

HEF4000BTD-T

邏輯門 DUAL 3-INPUT NOR GATE/INVRTR

HEF4001BD

HEF4001BDB

HEF4001BP

HEF4001BP,652

邏輯門 QUAD 2-IN NOR GATE

HEF4001BT

HEF4001BT,652

邏輯門 QUAD 2-IN NOR GATE

HEF4001BT,653

邏輯門 QUADRUPLE 2-INPUT NOR GATE

HEF4001BTD

邏輯門 QUAD 2-IN NOR GATE