Micrel, Inc. designs, develops, manufactures and markets analog power integrated circuits (ICs), mixed-signal ICs and digital ICs. It also manufactures custom analog and mixed-signal circuits and provides wafer foundry services for customers that produce electronic systems for communications, consumer and military applications. The company operates through two segments: Standard Products and Other Products. The Standard Products segment offers high performance analog, mixed signal, and digital ICs that address wireless handsets, portable electronics, set-top boxes, desktop and notebook computers, networking and communications. The Other Product segment offers foundry services, including Micro Electro Mechanical Systems (MEMS) manufacturing capability, which are used to make pressure, temperature, chemical and vibration sensors, light reflectors and switches as well as accelerometers for airbags, vehicle controls, pacemakers and games. This segment's technology is also used in inkjet print heads, micro actuators for read/write heads and all-optical switches that reflect light beams. Micrel was founded by Raymond D. Zinn in July 1978 and is headquartered in San Jose, CA.