Nxp 74hc series logic devices nxp smd74hc02 the 74hct02 provides a quad 2 input nor functionthe 74hct02 are high speed si gate cmos devices that comply with jedec standard no 7a they are pin compatible with low power schottky ttl lsttl nxp smd74hc02 smd hcmos 2 nor gate 2 inputs so 14