GigOptix Inc. a leading supplier of advanced high speed semiconductor components for use in long-haul, metro, Cloud connectivity, data centers, consumer electronics links and interactive applications, through optical and wireless communications networks, announced that it had sent a letter to the board of directors of GSI Technology, Inc. renewing GigOptix’ proposal to acquire all of the outstanding shares of GSI Technology’s common stock for an aggregate consideration equal to $6.50 per share.