MICROCHIP TECHNOLOGY and SMSC announce the acquisition of SMSC by MICROCHIP TECHNOLOGY

Chandler, Arizona and Hauppauge, New York, May 2, 2012 – Microchip Technology Incorporated [NASDAQ: MCHP], a leading provider of microcontroller, analog and Flash-IP solutions, and Standard Microsystems Corporation [NASDAQ: SMSC] today announced that Microchip has signed a definitive agreement to acquire Standard Microsystems Corporation (“SMSC”) for $37.00 per share in cash, which represents a total equity value of about $939 million, and a total enterprise value of about $766 million, after excluding SMSC’s cash and investments on its balance sheet of approximately $173 million. The acquisition has been approved by the Boards of Directors of each company and is expected to close in the third quarter of calendar 2012, subject to approval by SMSC stockholders, regulatory approvals and other customary closing conditions.

“We believe SMSC’s smart mixed-signal connectivity solutions aimed at embedded applications are an ideal complement to Microchip’s embedded control business,” said Steve Sanghi, Microchip’s President and CEO. “This acquisition will expand Microchip’s range of solutions as SMSC contributes exciting new products and capabilities in the automotive, industrial, computing, consumer and wireless audio markets, significantly extending our served available market.”

“We are excited by the strategic possibilities presented by this acquisition,” continued Mr. Sanghi. “SMSC in its most recent fiscal year ending February 29, 2012 reported net sales of $412 million, non-GAAP gross margin of 54.4% of sales, and non-GAAP operating profit of 12% of sales. We expect this acquisition will be accretive to Microchip’s non-GAAP earnings in the first full quarter after completion of the acquisition. We look forward to completing this transaction in the third calendar quarter of 2012.”

“This transaction represents a compelling opportunity for SMSC employees, customers and stockholders by combining the leading market position and world class operational excellence of Microchip Technology with the world class smart mixed-signal connectivity solutions from SMSC,” said Christine King, President and CEO of SMSC. “We are pleased to become part of Microchip Technology, a premier company in the semiconductor industry.”

About SMSC

SMSC (NASDAQ: SMSC) is a leading developer of Smart Mixed-Signal Connectivity™ solutions. SMSC employs a unique systems level approach that incorporates a broad set of technologies and intellectual property to deliver differentiating products to its customers. The company is focused on delivering connectivity solutions that enable the proliferation of data in automobiles, consumer devices, PCs and other applications. SMSC’s feature-rich products drive a number of industry standards and include USB, MOST® automotive networking, Kleer® and JukeBlox® wireless audio, embedded system control and analog solutions, including thermal management and RightTouch® capacitive sensing. SMSC is headquartered in New York and has offices and research facilities in North America, Asia, Europe and India. Additional information is available at www.smsc.com.

About Microchip Technology

Microchip Technology Inc. (NASDAQ: MCHP) is a leading provider of microcontroller, analog and Flash-IP solutions, providing low-risk product development, lower total system cost and faster time to market for thousands of diverse customer applications worldwide. Headquartered in Chandler, Arizona, Microchip offers outstanding technical support along with dependable delivery and quality. For more information, visit the Microchip website at http://www.microchip.com/get/CMKT.

"Forward-Looking" and "Safe-Harbor" Statements are omitted