MOTOROLA SEMICONDUCTOR TECHNICAL DATA Quad 2-Input NAND Gate with LSTTL-Compatible Inputs High Performance Silicon Gate CMOS The MC54/74HCT00A may be used as a level converter for interfacing TTL or NMOS outputs to high speed CMOS inputs. The HCT00A is identical in pinout to the LS00. Output Drive Capability: 10 LSTTL Loads TTL/NMOS Compatible Input Levels Outputs Directly Interface to CMOS, NMOS and TT.