Integrated Device Technology (IDT) (NASDAQ: IDTI) is a semiconductor manufacturer based in San Jose, California, with approximately 35 research and design centers and sales offices worldwide. The company was founded in 1980 and employs approximately 2,400 people worldwide. IDT has an annual revenue of more than $780 million (in fiscal 2008).
Historically IDT manufactured MIPS processors developed by QED and also for a while its own x86 processor designed by its Centaur Technology subsidiary called the IDT WinChip.
In January, 2010, IDT acquired Mobius Microsystems Inc., a developer of all-silicon oscillator technology. Terms of the deal were not disclosed. Mobius' all-CMOS frequency source is used in the timing market.
In August, 2009, IDT entered into an agreement to transfer product fabrication processes and related activities currently running in the IDT Hillsboro, Oregon facility to TSMC foundries. The transfer is expected to take up to two years to complete and will cover the lifecycle of all products involved.
In June, 2009, IDT acquired Tundra Semiconductor for about CDN$120.8 million. The Tundra acquisition is expected to strengthen the IDT product portfolio of serial switching and bridging using PCI Express, Rapid IO and VME interconnect standards.
In June, 2009, IDT acquired the touch sensor technology assets from Leadis Technology. In addition, IDT also acquired the Leadis Technology intellectual property and employee teams necessary to execute on the existing roadmap.
In April, 2009, IDT sold its network search engine business to NetLogic Microsystems, Inc (NASDAQ: NETL) for approximately $100 million.
In October, 2008, IDT purchased the video processing technology and related assets from Silicon Optix, including the Hollywood Quality Video (HQV) brand and the Reon product line.
In February, 2008, IDT announced that Dr. Ted Tewksbury has been named president and chief executive officer of the company. Prior to IDT, Dr. Tewksbury was president and chief operating officer of AMI Semiconductor.
In July, 2006 IDT acquired the PC Audio division of Austin-based company SigmaTel for $80 million.
In October, 2005 IDT acquired Freescale Semiconductor's timing solutions business for $35 million.
In June, 2005 IDT acquired Integrated Circuit Systems (ICS) for about $1.5 billion in cash and stock. 
In May, 2004, IDT acquired ZettaCom, Inc.
In April, 1999 IDT acquired Quality Semiconductor (QSI), a supplier of clock management and bus switch logic.
According to the Silicon Valley Business Journal, Integrated Device Technology threatened the State of California that the company would move out-of-state if a ballot was passed on a measure called "Proposition 211" which was designed to introduce extra corporate oversight prior to the scandals of the late 1990s and early 21st century1. The proposition was subsequently defeated by 25.6% to 74.4%2.
`Frivolous' lawsuit initiative draws fire, Lorna Fernandes, Silicon Valley/San Jose Business Journal, 23 August 1996, retrieved 3 January 2005 from http://www.bizjournals.com/sanjose/stories/1996/08/26/story4.html
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