8-K

                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549


                                    FORM 8-K


                CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF
                       THE SECURITIES EXCHANGE ACT OF 1934


                Date of Report (Date of earliest event reported)

                                  June 10, 2003


                        MICROCHIP TECHNOLOGY INCORPORATED
             (Exact Name Of Registrant As Specified In Its Charter)


           Delaware                    0-21184                   86-062904
(State Or Other Jurisdiction     (Commission File No.)         (IRS Employer
      Of Incorporation)                                      Identification No.)


           2355 West Chandler Boulevard, Chandler, Arizona 85224-6199
                    (Address Of Principal Executive Offices)


                                 (480) 792-7200
              (Registrant's Telephone Number, Including Area Code)

ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS.

(c)  EXHIBITS

     99.1  June 10, 2003 Press Release: Microchip Technology Business Update For
           June Quarter Fiscal Year 2004.

ITEM 9. REGULATION FD DISCLOSURE.

     This information is being furnished pursuant to Item 12 - RESULTS OF
OPERATIONS AND FINANCIAL CONDITION - as provided in SEC Release No. 34-47583.

     On June 10, 2003, we announced financial guidance for the quarter ending
June 30, 2003. The complete release is attached to this report as Exhibit 99.1.

ITEM 12. RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

     The information required under this Item 12 is being provided under Item 9
- -REGULATION FD DISCLOSURE - pursuant to the guidance set forth in SEC Release
No. 34-47226.

                                   SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.


                                Microchip Technology Incorporated
                                (Registrant)


Dated: June 10, 2003            By: /s/ Gordon W. Parnell
                                    --------------------------------------------
                                    Gordon W. Parnell
                                    Vice President, Chief Financial Officer
                                    (Principal Accounting and Financial Officer)

                                    EXHIBITS

Exhibit 99.1   June 10, 2003 Press Release: Microchip Technology Business Update
               For June Quarter Fiscal Year 2004.

EX-99.1

[LOGO] MICROCHIP                                                    NEWS RELEASE


                                      INVESTOR RELATIONS CONTACT:
                                      Gordon Parnell, CFO.........(480) 792-7374


                      MICROCHIP TECHNOLOGY BUSINESS UPDATE
                              FOR JUNE QUARTER FY04

CHANDLER, Arizona - June 10, 2003 -- (NASDAQ:MCHP) - Microchip Technology
Incorporated, a leading provider of microcontroller and analog semiconductors,
today stated that it reaffirms the net sales guidance of between $157 and $164
million for the first quarter of fiscal year 2004 ending June 30, 2003,
originally provided in its April 23, 2003 press release. All other guidance
provided in the April 23, 2003 press release also remains unchanged. No
conference call will be held in conjunction with this business update. Microchip
plans to announce its first fiscal quarter financial results after the close of
market on Thursday, July 17, 2003.

The statements in this release relating to our guidance for the quarter ended
June 30, 2003 are forward-looking statements made pursuant to the safe harbor
provisions of the Private Securities Litigation Reform Act of 1995. These
statements involve risks and uncertainties that could cause actual results to
differ materially, including, but not limited to: the rate of the recovery in
the overall economy and the uncertainty of current economic and political
conditions; changes in customer order patterns and seasonality; changes in
demand for our products and the products of our customers; pricing pressures;
levels of inventories at our distributors and other customers; inventory mix and
timing of customer orders; the level of orders that are received and can be
shipped in a quarter; the level and timing at which design wins become actual
orders and sales; fluctuations in our business during the last month of the
quarter; the level of sell-through of our products through distribution in any
particular fiscal period; disruptions in international transport or delivery
occasioned by terrorist activity, armed conflict, war or an unexpected increase
in the price of, or decrease in supply of, oil; impact of events outside the
United States, such as the business impact of fluctuating currency rates or
unrest or political instability; general industry, economic and political
conditions; the impact on our business and on customer order patterns due to
major health concerns (such as the SARS virus); market acceptance of our new
products and those of our customers; competitive factors, such as competing
architectures and acceptance of new products in the markets we generally serve;
and customer and other issues.

                                   -- MORE --

           Microchip Technology Incorporated 2355 West Chandler Blvd.
        Chandler, AZ 85224-6199 Main Office 480.792.7200 FAX 480.899.9210

MICROCHIP TECHNOLOGY
BUSINESS UPDATE
FOR JUNE QUARTER FISCAL 2004


For a detailed discussion of these and other risk factors, please refer to
Microchip's filings on Form 10-K and 10-Q. You can obtain copies of Forms 10-K
and 10-Q and any other relevant documents for free at Microchip's Web site
(www.microchip.com) or the SEC's Web site (www.sec.gov) or from commercial
document retrieval services.

Microchip Technology Inc. is a leading provider of microcontroller and analog
semiconductors, providing risk-free 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 www.microchip.com.

            The Microchip logo and name are registered trademarks of
                       Microchip Technology Incorporated.