IDT Acquires Mobius Microsystems

Transaction Expands Available IDT Timing Market by $700 Million

SAN JOSE, Calif.-- January 14, 2010 --IDT® (Integrated Device Technology, Inc.)(NASDAQ: IDTI - News), a leading provider of essential mixed signal semiconductor solutions that enrich the digital media experience, today announced it has acquired Mobius Microsystems, the leader in precision all-silicon oscillator technology . The transaction, which closed today, January 14, 2010, is an all-cash agreement for the outstanding Mobius shares. The agreement has already received appropriate board approvals.

“Mobius Microsystems’ innovative technology extends IDT’s clock leadership into high accuracy, crystal oscillator replacements, thereby doubling our served available market,” said Dr. Ted Tewksbury, president and CEO at IDT. “Mobius’ patented all-silicon timing technology provides IDT with power, size, and time-to-market advantages over competitive offerings. IDT plans to quickly bring products to market using our existing worldwide sales and distribution channels. We expect customers to rapidly adopt this technology across multiple applications and segments, beginning with consumer and migrating to the computing and communications markets.”

Mobius specialized in innovative analog and mixed signal timing solutions. The company’s all-CMOS frequency source is a significant technical breakthrough for the timing market. Mobius’ all-silicon oscillator enables designers to create accurate, higher frequency, thinner and mechanically robust products.

About IDT

With the goal of continuously improving the digital media experience, IDT integrates its fundamental semiconductor heritage with essential innovation, developing and delivering low-power, mixed signal solutions that solve customer problems. Headquartered in San Jose, Calif., IDT has design, manufacturing and sales facilities throughout the world. IDT stock is traded on the NASDAQ Global Select Stock Market® under the symbol “IDTI.” Additional information about IDT is accessible at www.IDT.com.