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FSI International (ticker: FSII, exchange: NASDAQ) News Release - 5/11/04
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FSI Joins Damascus™ Alliance to Integrate Cleaning into the Copper Dual Damascene Process

MINNEAPOLIS (May 11, 2004) -- FSI International, Inc. (Nasdaq: FSII) today announced that the company has signed a cooperative agreement with Novellus Systems, Inc. to join the Damascus Alliance™, a group of semiconductor equipment companies that collaborate on copper dual damascene process integration for advanced device manufacturing. FSI will install their fully automated 300-mm ZETA® Spray Cleaning System in the Novellus Customer Integration Center (CIC) in July. FSI’s expertise in the areas of post via etch, post trench etch, post barrier etch cleaning and other surface conditioning processes for use in copper and low k dual damascene processing compliments the expertise of other Alliance members.

“With their extensive years of experience in providing surface preparation technology to the semiconductor industry, FSI is the ideal wafer cleaning company to join the Damascus Alliance,” said David Williams, manager of Novellus’ Customer Integration Center. “In addition to FSI’s well-established history within the industry, the selection of the FSI ZETA System brings to the CIC a wealth of 300-mm production experience, flexibility and extendable cleaning technology, all important requirements for our initiatives.”

The Damascus Alliance, which includes industry leaders such as Lam Research Corporation, FEI and Keithley, was formed in 1998 to help reduce development time for customers while accelerating the adoption of new technology. The concept of an open Alliance offers customers solutions that bring best of breed performance and cost to their differentiated products.

Implementing FSI’s ZETA system spray technology is very cost effective due to its optimized throughput and cycle time benefits housed in a small footprint. In addition, the system’s flexible proprietary chemical blending and delivery technology will allow rapid implementation of processes for future technologies.

“FSI is excited to partner with other industry leaders in the Damascus Alliance and we are making this critical investment to ultimately benefit our customers,” said Don Mitchell, FSI chairman and CEO. “We have made significant advancements in our own laboratories working on processes for 90nm technology and beyond. By placing the ZETA system technology in the Novellus CIC, we can more quickly and effectively optimize advanced cleaning processes as part of a fully integrated copper dual damascene flow. Addressing IC makers’ challenges, through the rapid application of R&D to the manufacturing arena, are a primary focus of FSI.”

The Novellus Customer Integration Center is a 30,000 square foot, fully functional fab environment located within the company’s San Jose, Calif. headquarters. Created in response to the unprecedented materials changes occurring in the semiconductor manufacturing industry, the Customer Integration Center provides the opportunity for customers to resolve copper and low-k dielectric process integration issues and work on copper damascene manufacturing issues that impact device performance, yield, reliability and manufacturing cost. It contains a complete suite of deposition equipment for both metals and dielectrics; surface preparation equipment; CMP equipment; and etch equipment as well as a range of test equipment to enable completed structures to undergo parametric, electromigration, and BTS testing.

FSI’s ZETA Spray Cleaning System includes fully automated configurations for 200- and 300-mm wafer sizes and semi-automated configurations for 200- and 150-mm wafer sizes. The ZETA System is proven for a wide range of applications, including FEOL resist strip and post-ash clean, BEOL post-ash clean, salicide strip, wafer bumping and wafer reclaim. The system uses centrifugal spray technology; wafers undergo dry-in, dry-out processing in a closed, nitrogen-purged chamber. FSI's versatile chemical delivery technology prepares the chemicals at controlled composition and temperature and delivers them directly onto the wafers. ZETA 200 and ZETA 300 systems are priced from $1.0 to $2.8 million.
There are 13 IC makers using 300-mm ZETA spray cleaning technology, with more than 1,000 FSI batch spray tools currently being used in semiconductor production worldwide.

Novellus Systems, Inc., an S&P 500 company, manufactures, markets and services advanced deposition, surface preparation and chemical mechanical planarization equipment for today’s advanced integrated circuits. Its products are designed for high-volume production of advanced, leading-edge semiconductor devices at the lowest possible cost. Headquartered in San Jose, Calif., with subsidiaries throughout the United States, as well as in the United Kingdom, France, Germany, the Netherlands, Ireland, Italy, Israel, India, China, Japan, Korea, Malaysia, Singapore and Taiwan, it is a publicly traded company on the Nasdaq stock exchange (Nasdaq: NVLS) and a component of the Nasdaq-100 Index®. Additional information about Novellus is available on their home page at www.novellus.com.

FSI International, Inc. is a global supplier of surface conditioning equipment technology and support services for microelectronics manufacturing. Using the company’s broad portfolio of cleaning products, which include batch and single-wafer platforms for immersion, spray, vapor and CryoKinetic technologies, customers are able to achieve their process performance, flexibility and productivity goals. The company’s support services programs provide product and process enhancements to extend the life of installed FSI equipment, enabling worldwide customers to realize a higher return on their capital investment. FSI maintains a web site at http://www.fsi-intl.com.

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