EXHIBIT 23.1

                       CONSENT OF INDEPENDENT ACCOUNTANTS

    We hereby consent to the incorporation by reference in this Registration
Statement on Form S-3 of our reports dated January 19, 2000 relating to the
financial statements and financial statement schedules, which appear in Lattice
Semiconductor Corporation's Annual Report on Form 10-K for the fiscal period
ended December 31, 1999. We also consent to the reference to us under the
heading "Experts" in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

PricewaterhouseCoopers LLP

Portland, Oregon
July 10, 2000