Exhibit 23.1 Consent of Independent Accountants We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 33-4681, 33-34458, 33-54937, 33-63133, 33-15871, 333-36601, 333-45245, 333-77559 and 333-64279) of Integrated Device Technology, Inc. of our report dated April 16, 1999, except for Note 13, which is as of May 7, 1999, appearing on page 31 of this Annual Report on Form 10-K/A. PricewaterhouseCoopers LLP San Jose, California July 21, 1999 12