Press Releases

Lam Receives Two 300 mm Supplier Awards From Semiconductor300 FREMONT, Calif., May 4, 2000-Lam Research Corporation (Nasdaq: LRCX) today announced winning two SEMICONDUCTOR300 Supplier Awards. The first award honors Lam as the overall top tier supplier; the second award recognizes the readiness of Lam's 300 mm etch system. Achieving these awards demonstrates the advanced capabilities and excellent positioning of Lam's 300 mm system generation.

In the award evaluation process, SEMICONDUCTOR300, the Infineon Technologies/Motorola 300 mm Joint Venture in Dresden, Germany, employed a range of stringent criteria. The primary success criteria for the Top Tier Supplier award included a management profile, technology, logistics, quality, and purchasing aspects. The Tool Readiness award criteria included Cost of Ownership, CIM/automation, and process performance.

"In meeting SEMICONDUCTOR300's high standards and winning two top supplier awards, we demonstrated that our continuous efforts to both improve our 300 mm etch systems and our supplier performance has been extremely successful and effective. Being honored with these awards also recognizes our 300 mm etch system production readiness," said Nick Bright, Lam's vice president of Technology and Engineering.

This press release contains certain forward-looking statements which are subject to the Safe Harbor provisions created by the Private Securities Litigation Reform Act of 1995. Such forward-looking statements relate to anticipated performance, acceptance, capabilities, applications, and competitiveness of the company's products and market transition to new processes. Such statements are based on current expectations and are subject to risks, uncertainties, and changes in condition, such as may arise from introduction of such products into production and their ability to perform consistent with current expectations and other risks detailed in documents filed with the Securities and Exchange Commission, including specifically the report on Form 10-K for the year ended June 30, 1999, and the Form 10-Q for the quarter ended March 26, 2000. The company undertakes no obligation to update the information in this Press Release.

About SEMICONDUCTOR300 The mission of SEMICONDUCTOR300 GmbH & Co. KG is to achieve a breakthrough in manufacturing effectiveness by attaining substantial cost reductions per chip, compared to 200 mm wafers, utilizing process technologies below 0.2 micron. SEMICONDUCTOR300 has been partnering with semiconductor equipment manufacturers in order to provide fast feedback for development of cost-effective, next-generation tools that will benefit the entire semiconductor industry. Milestones have been the formation of the joint venture between Siemens and Motorola in January 1998, first functional silicon (64M DRAM) on a 300 mm wafer from the Dresden pilot line in February 1999, and a yield of the pilot line that exceeds 200 mm wafer potential (yield = 60%) in June 1999 and the shipments of 64M products to customers after full qualification of the product. SEMICONDUCTOR300 represents a total R&D expenditure of more than DM 1 billion ($595 million). The project of Infineon, Motorola and 18 partner companies is supported by the German Federal Ministry of Education and Technology (BMBF) and the State of Saxony. Further information at http://www.sc300.de.

Lam Research Corporation is a leading supplier of front-end wafer fabrication equipment and services to the world's semiconductor industry. The company's common stock trades on the Nasdaq National Market under the symbol LRCX. Lam's World Wide Web address is http://www.lamrc.com.