NATIONAL SEMICONDUCTOR CORPORATION ANNOUNCES STOCK REPURCHASE PLAN

September 22, 2000 - National Semiconductor Corporation (NYSE:NSM) today announced a program of open market repurchases of up to 8 million shares of common stock to offset dilution resulting from stock-based employee benefit plans. The timing of the purchase and the exact number of shares to be purchased will depend on market conditions.

"We are taking this action as part of our on-going commitment to delivering superior shareholder value," said Brian L. Halla, chairman, president and chief executive officer of National Semiconductor Corporation.

National Semiconductor provides system-on-a-chip solutions for the information age. Combining real-world analog and state-of the-art digital technology, the company's chips lead many sectors of the personal computer, communications, and consumer markets. With headquarters in Santa Clara, California, National reported sales of $2.1 billion for its last fiscal year and has about 10,500 employees worldwide. Additional company and product information is available on the World Wide Web at www.national.com.