Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 33-80081, 333-33130, 333-47388, 333-70620, 333-98135, 333-108345 and 333-152164) of Silicon Storage Technology, Inc. of our report dated March 20, 2009 relating to the consolidated financial statements, financial statement schedule and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

/s/    PricewaterhouseCoopers LLP

San Jose, California

March 20, 2009