Microchip Technology Incorporated (NASDAQ:MCHP) NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION IN, INTO OR FROM ANY JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF SUCH JURISDICTION Microchip Technology Incorporated (NASDAQ:MCHP), a leading provider of microcontroller, mixed-signal, analog and Flash-IP solutions, today announces that, further to its announcement of August 28, 2014, that it has had preliminary mutual discussions with CSR plc regarding ways in which its relationship with CSR could be advanced, including possibly an acquisition of CSR, any offer for CSR is likely to be solely in cash, although Microchip reserves the right to vary the form of the consideration in any offer if one were to be made. About Microchip Technology Microchip Technology Inc. (NASDAQ: MCHP) is a leading provider of microcontroller, mixed-signal, 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, or a copy of this announcement, visit the Microchip website at www.microchip.com. About CSR CSR plc is publicly traded on the London Stock Exchange and NASDAQ and is headquartered in Cambridge, England. Disclosure requirements of the UK Takeover Code (the “Code”) Under Rule 8.3(a) of the Code, any person who is interested in 1% or more of any class of relevant securities of an offeree company or of any securities exchange offeror (being any offeror other than an offeror in respect of which it has been announced that its offer is, or is likely to be, solely in cash) must make an Opening Position Disclosure following the commencement of the offer period and, if later, following the announcement in which any securities exchange offeror is first identified. An Opening Position Disclosure must contain details of the person’s interests and short positions in, and rights to subscribe for, any relevant securities of each of (i) the offeree company and (ii) any securities exchange offeror(s). An Opening Position Disclosure by a person to whom Rule 8.3(a) applies must be made by no later than 3.30 pm (London time) on the 10th business day following the commencement of the offer period and, if appropriate, by no later than 3.30 pm (London time) on the 10th business day following the announcement in which any securities exchange offeror is first identified. Relevant persons who deal in the relevant securities of the offeree company or of a securities exchange offeror prior to the deadline for making an Opening Position Disclosure must instead make a Dealing Disclosure.