4000 series cmos logic family texas instruments cd4007ube this texas instruments hcf4002b dual complimentary pair ic is available in a dil 14 package a part of the cmos 4000 range the ic contains three n channel and three p channel enhancement type mos transistors the transistors access points are available at the ic pins enabling a number of functional arrangements such as or nor and nand gates to be realised more complex arrangements are possible with multiple packages applications