About this document
HEF4556B Dual 1-of-4 Decoder Data Sheet by GoodLookingPirate is a document available to read on EtoBox.
The document describes the HEF4556B integrated circuit, which is a dual 1-of-4 decoder/demultiplexer. Each decoder/demultiplexer has two address inputs, an active low enable input, and four mutually exclusive outputs. It can be used as a decoder when the enable input is high, forcing the outputs high. It can be used as a demultiplexer when the enable acts as a data input and selects the appropriate output based on the address inputs. The document provides specifications on packaging, pinning, logic diagram,
- Author
- GoodLookingPirate
- Language
- EN