Lattice Semiconductor is a company founded in 1983 in the United States that produces microchips and high-performance programmable logic integrated circuits (FPGAs).

Lattice Semiconductor is the world's leading manufacturer of FPGAs that can be configured and reconfigured even after mounting on a printed circuit board. The company also sells the software needed to configure its chips. Lattice products are used in computer, telecommunications, industrial and military electronics.