ST

ST Microelectronics is a semiconductor manufacturing company that was formed in 1987 by the merger between SGS Microelettronica of Italy and Thomson-CST Semiconductor of France. The company's headquarters are in Geneva, Switzerland. ST Microelectronics designs and manufactures a broad portfolio of semiconductor products and has 11 major manufacturing operations located around the world. Research and development expenditure amounts to more than 20 percent of the group's turnover, and the company's quality management systems conform to ISO 9001:2008 and its automotive equivalent ISO/TS 16949. The company also complies with the ISO 14001 Environmental Management System, ISO 50001 Energy Management Standard and the OHSAS 18001 Occupational Health and Safety Standard. ST Microelectronics manufactures a variety of digital integrated circuits, including microcontrollers, memory modules and digital logic devices. It also offers a selection of development tools that give developers, customers and enthusiasts the ability to build prototypes and evaluate potential applications of the company's products. A comprehensive range of analogue circuits is manufactured, including single, dual and quad operational amplifiers and comparators, as well as voltage reference devices, trigger and driver circuits. Additionally, ST Microelectronics manufactures their own discrete semiconductors, and the range includes rectifiers, TVS, Schottky and trigger diodes.