Atheros Communications Acquires u-Nav Microelectronics

SANTA CLARA, CA, Dec. 13, 2007 - Atheros Communications, Inc. (NASDAQ: ATHR), a leading developer of advanced wireless solutions, today announced that it has signed a definitive agreement to acquire the assets and certain liabilities of u-Nav Microelectronics, a privately held fabless semiconductor company specializing in global positioning system (GPS) chipsets and software that enable mobile location-based products and services. u-Nav's 54 employees are located at its Irvine, CA headquarters and its European engineering facility in Tampere, Finland. The cash and stock transaction, currently valued at approximately $54 million, includes $15.4 million in cash and 1.28 million shares of Atheros common stock and may include an additional consideration to shareholders if certain defined milestones are achieved.

SANTA CLARA, CA, Dec. 13, 2007 - Atheros Communications, Inc. (NASDAQ: ATHR), a leading developer of advanced wireless solutions, today announced that it has signed a definitive agreement to acquire the assets and certain liabilities of u-Nav Microelectronics, a privately held fabless semiconductor company specializing in global positioning system (GPS) chipsets and software that enable mobile location-based products and services. u-Nav's 54 employees are located at its Irvine, CA headquarters and its European engineering facility in Tampere, Finland.  The cash and stock transaction, currently valued at approximately $54 million, includes $15.4 million in cash and 1.28 million shares of Atheros common stock and may include an additional consideration to shareholders if certain defined milestones are achieved.