Committee Composition

	Compensation	Audit	Corporate Governance / Nominating
J. Thomas Bentley
Chairman of the Board Mr. Bentley has served as a director since March 2005. He served as a managing director at SVB Alliant (formerly Alliant Partners), a mergers and acquisitions firm, since he co-founded the firm in 1990 until October 2005. Mr. Bentley holds a B.A. in Economics from Vanderbilt University and an M.S. in Management from the Massachusetts Institute of Technology. Mr. Bentley currently serves on the board of Nanometrics, Inc. Holdings: 51,024 shares     View Transactions Date Type Shares Traded Price Range Oct 3, 2011 Acquisition (Non Open Market) 11,612 n/a Aug 10, 2011 Buy 10,000 10.09 Oct 1, 2010 Acquisition (Non Open Market) 7,672 n/a Oct 1, 2009 Acquisition (Non Open Market) 9,946 n/a Oct 1, 2008 Acquisition (Non Open Market) 12,383 n/a Mar 16, 2006 Option Execute 7,083 12.11 - 14.00
Dr. Sunlin Chou
Dr. Chou was appointed to the Board of Directors in March 2006. Dr. Chou served for 34 years at Intel Corporation, before retiring in 2005 as a senior vice president. He was co-general manager of the Technology and Manufacturing Group from 1998 to 2005. Dr. Chou holds a B.S., M.S. and E.E. in Electrical Engineering from Massachusetts Institute of Technology and received a Ph.D. in Electrical Engineering from Stanford University. Dr. Chou serves on the board of several non-profit institutions. Holdings: 11,612 shares     View Transactions Date Type Shares Traded Price Range Oct 3, 2011 Buy 11,612 n/a Oct 1, 2010 Acquisition (Non Open Market) 7,672 n/a Oct 1, 2009 Acquisition (Non Open Market) 9,946 n/a Oct 1, 2008 Acquisition (Non Open Market) 12,383 n/a Mar 27, 2006 Statement of Ownership 0 n/a
P. Michael Farmwald, Ph.D.
Dr. Farmwald has served as a director since our founding in March 1990 and has served as senior technical advisor since October 2006. In addition, he served as vice president and chief scientist from March 1990 to November 1993. Dr. Farmwald founded Skymoon Ventures, a venture capital firm, in 2000. In addition, Dr. Farmwald has co-founded other semiconductor companies, including Matrix Semiconductor, Inc. in 1997. Dr. Farmwald holds a B.S. in Mathematics from Purdue University and a Ph.D. in Computer Science from Stanford University. Holdings: 2,970,936 shares     View Transactions Date Type Shares Traded Price Range Feb 27, 2004 Sell 100,000 32.34 Feb 26, 2004 Sell 100,000 32.73 Jan 26, 2004 Sell 30,000 32.50 Jan 21, 2004 Sell 120,000 33.13 Nov 10, 2003 Sell 40,000 25.21 Aug 29, 2003 Sell 81,840 16.70 Aug 5, 2003 Sell 26,430 17.91 Aug 1, 2003 Sell 44,400 18.02 Jul 31, 2003 Sell 16,830 18.05 May 16, 2003 Sell 200,000 15.16 - 15.63
Penelope A. Herscher
Ms. Herscher has served as a director since July 2006. She currently holds the position of president and chief executive officer of firstRain, Inc., a custom-configured, on-demand intelligence services firm, which she joined in 2005. Ms. Herscher previously held the position of executive vice president and chief marketing officer at Cadence Design Systems from 2002 to 2003, and executive vice president and general manager, Design and Verification Business during the second half of 2003. From 1996 to 2002, Ms. Herscher was president and chief executive officer of Simplex Solutions, which was acquired by Cadence in 2002. Before Simplex, she was an executive at Synopsys for eight years and started her career as an R&D engineer with Texas Instruments. She holds a B.A. with honors in Mathematics from Cambridge University in England. Ms. Herscher serves on the boards of firstRain, JDS Uniphase, Inc. and several non-profit institutions. Holdings: 25,799 shares     View Transactions Date Type Shares Traded Price Range Oct 4, 2011 Automatic Sell 3,836 14.44 Oct 3, 2011 Buy 11,612 n/a Oct 4, 2010 Automatic Sell 3,978 20.50 Oct 1, 2010 Acquisition (Non Open Market) 7,672 n/a Feb 2, 2010 Automatic Sell 8,000 22.68 Oct 1, 2009 Acquisition (Non Open Market) 9,946 n/a Oct 1, 2008 Acquisition (Non Open Market) 12,383 n/a Jul 12, 2006 Statement of Ownership 0 n/a
David Shrigley
Mr. Shrigley has served as a director since October 2006. Until the end of 2008, Mr. Shrigley was a member of the board of Wolfson Microelectronics plc, a supplier of mixed-signal chips for the digital market from November 2006, and was its chief executive officer from March 2007. He served as a general partner at Sevin Rosen Funds, a venture capital firm, from 1999 to 2005. Prior to that, Mr. Shrigley held the position of executive vice president, Marketing, Sales and Service at Bay Networks. Mr. Shrigley served in various executive positions at Intel, including vice president and general manager of Asia Pacific sales and marketing operations based in Hong Kong, and vice president and general manager, corporate marketing. Mr. Shrigley holds a B.S. from Franklin University. Mr. Shrigley serves on the board of SPI Lasers plc. Holdings: 41,613 shares     View Transactions Date Type Shares Traded Price Range Oct 3, 2011 Acquisition (Non Open Market) 11,612 n/a Oct 1, 2010 Acquisition (Non Open Market) 7,672 n/a Oct 1, 2009 Acquisition (Non Open Market) 9,946 n/a Oct 1, 2008 Acquisition (Non Open Market) 12,383 n/a
Abraham Sofaer
Mr. Sofaer has served as a director since May 2005. He has been the George P. Shultz Distinguished Scholar and Senior Fellow at the Hoover Institution at Stanford University since 1994. Mr. Sofaer has a long and distinguished career in the legal profession. Prior to assuming his current roles, he served in private practice as a partner at Hughes, Hubbard & Reed in Washington, DC and as the chief legal adviser to the U.S. Department of State. From 1979 to 1985, Mr. Sofaer served as a U.S. District Judge for the Southern District of New York. He was a professor at the Columbia University School of Law from 1969 to 1979, and from 1967 to 1969 was an Assistant U.S. Attorney in the Southern District of New York. Mr. Sofaer graduated magna cum laude with a B.A. in History from Yeshiva College and received his law degree from the New York University School of Law where he was editor-in-chief of the NYU Law Review. He clerked for Hon. J. Skelly Wright on the U.S. Court of Appeals for the District of Columbia Circuit, and for Justice William J. Brennan, Jr. on the U.S. Supreme Court. Mr. Sofaer currently serves as a director of NTI, Inc. and Gen-Probe, Inc., several private companies and non-profit institutions. Holdings: 55,375 shares     View Transactions Date Type Shares Traded Price Range Dec 30, 2011 Acquisition (Non Open Market) 1,325 n/a Oct 3, 2011 Acquisition (Non Open Market) 11,612 n/a Sep 30, 2011 Acquisition (Non Open Market) 714 n/a Jun 30, 2011 Acquisition (Non Open Market) 681 n/a Mar 31, 2011 Acquisition (Non Open Market) 507 n/a Dec 31, 2010 Acquisition (Non Open Market) 488 n/a Oct 1, 2010 Acquisition (Non Open Market) 7,672 n/a Sep 30, 2010 Acquisition (Non Open Market) 480 n/a Jun 30, 2010 Acquisition (Non Open Market) 571 n/a Mar 31, 2010 Acquisition (Non Open Market) 458 n/a Dec 31, 2009 Acquisition (Non Open Market) 512 n/a Oct 1, 2009 Acquisition (Non Open Market) 9,946 n/a Sep 30, 2009 Acquisition (Non Open Market) 718 n/a Jun 30, 2009 Acquisition (Non Open Market) 808 n/a Mar 31, 2009 Acquisition (Non Open Market) 1,323 n/a Dec 31, 2008 Acquisition (Non Open Market) 785 n/a Oct 1, 2008 Acquisition (Non Open Market) 12,383 n/a Sep 30, 2008 Acquisition (Non Open Market) 973 n/a Jun 30, 2008 Acquisition (Non Open Market) 655 n/a Mar 31, 2008 Acquisition (Non Open Market) 537 n/a Dec 31, 2007 Acquisition (Non Open Market) 596 n/a Mar 31, 2006 Acquisition (Non Open Market) 190 n/a Dec 31, 2005 Acquisition (Non Open Market) 463 n/a Sep 30, 2005 Acquisition (Non Open Market) 620 n/a Jun 30, 2005 Acquisition (Non Open Market) 358 n/a
Eric Stang
Elected 2008 Mr. Stang has served as a director since July 2008. Mr. Stang currently serves as a director and president and chief executive officer of ooma, Inc., a provider of broadband telephony products, a position he has held since January 2009. Prior to joining ooma, Mr. Stang served as chief executive officer and president of Reliant Technologies, Inc., a developer of medical technology solutions for aesthetic applications, from 2006 to 2008. Mr. Stang previously served as CEO and President of Lexar Media, Inc., a provider of solid state memory products from 2001 to 2006 and Chairman from 2004 to 2006. Mr. Stang received his A.B. from Stanford University and MBA from the Harvard Business School. Mr. Stang also serves on the boards of Solta Medical and several private companies. Holdings: 33,613 shares     View Transactions Date Type Shares Traded Price Range Dec 13, 2011 Sell 3,000 7.24 Oct 3, 2011 Acquisition (Non Open Market) 11,612 n/a Oct 28, 2010 Sell 5,000 19.72 Oct 1, 2010 Acquisition (Non Open Market) 7,672 n/a Oct 1, 2009 Acquisition (Non Open Market) 9,946 n/a Oct 1, 2008 Acquisition (Non Open Market) 12,383 n/a Jul 22, 2008 Statement of Ownership 0 n/a

= Chair of the Board = Chair = Member

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