ST HCF4001B handbook
Datasheet
HCF4001B QUAD 2-INPUT NOR GATE is an integrated circuit produced by Honeywell Semiconductor in Metal Oxide Semiconductor technology, available in DIP and SOP packages. All inputs and outputs are buffered.
STMicroelectronics HCF4001B manuals
ST HCF4001B QUAD 2-INPUT NOR GATE handbook
Datasheet
HCF4001B is a monolithic integrated circuit fabricated in Metal Oxide Semiconductor technology available in DIP and SOP packages. It is a quad 2-input NOR gate that provides the system designer with direct implementation of the NOR function and supplement the existing family of CMOS gates. All inputs and outputs are buffered.