Altera Updates Second Quarter Revenue Guidance

SAN JOSE, Calif., June 7, 2010 --Altera Corporation (Nasdaq: ALTR) today announced that, based on quarter-to-date results and the company's outlook for the remainder of the quarter, second quarter revenue is now expected to be at the high end of previous guidance, growing 10 to 12 percent sequentially. The company's prior guidance was for sequential growth of 8 to 12 percent.

Once again, new products will be the quarter's growth drivers as 65-nm FPGAs and particularly 40-nm FPGAs are producing strong growth. As previously anticipated, revenues in all four vertical market segments are likely to be up sequentially.

The company will announce second quarter results after the market close on July 20, 2010.

About Altera

Altera programmable solutions enable system and semiconductor companies to rapidly and cost-effectively innovate, differentiate and win in their markets. Find out more about Altera's FPGA, CPLD and ASIC devices at http://www.altera.com/.