SAN JOSE, Calif.--(BUSINESS WIRE)--Integrated Device Technology, Inc. (IDT®) (NASDAQ:IDTI) announced today that registration is open for the Double Racing Festival’s return to San Jose. The centerpiece of the unique family-friendly festival on Feb. 21 is the Double Road Race 15K, which splits the race into two legs—a 10K and a 5K, with a break in between. It’s “the only running event with a halftime,” says creator Bob Anderson, founder of Runner’s World magazine. IDT is again the primary sponso