【NXP Semiconductors】74HC02DB,门（与/非与/或/非或） QUAD 2-INPUT NOR GATE
【NXP Semiconductors】74HC02DB,112,IC QUAD 2-IN NOR GATE 14SSOP
【NXP Semiconductors】74HC02DB,118,IC QUAD 2-IN NOR GATE 14SSOP
【NXP Semiconductors】74HC02DB-T,门（与/非与/或/非或） QUAD 2-INPUT NOR GATE
【ON Semiconductor】74HC02DR2G,IC GATE NOR QUAD 2INPUT 14-SOIC
【ON Semiconductor】74HC02DTR2G,IC GATE NOR QUAD 2INPUT 14-TSSOP
