Dr. Edward Ross Appointed President of TSMC North America Former Synopsys Executive Brings Strong Semiconductor and EDA Industry Background to World's Largest Semiconductor Foundry

Hsinchu, Taiwan, February 25, 2000 - Taiwan Semiconductor Manufacturing Company (NYSE:TSM) today announced the appointment of Dr. Edward C. Ross as President of TSMC North America. He reports directly to Ron Norris, Senior Vice President of Marketing and Sales for TSMC.

Before joining TSMC, Dr. Ross served as Senior Vice President of the Professional Services Group of Synopsys, Inc., where he was responsible for developing and executing Synopsys' consulting business practices.

Prior to Synopsys, Dr. Ross was President of the Technology and Manufacturing Group of Cirrus Logic, where he managed all manufacturing activities, including joint venture and foundry fabs; and related engineering functions. He also held the position of President and CEO of Power Integrations, Inc., as well as various executive positions at Signetics Corporation and National Semiconductor, Inc. He started his technology career as a member of the technical staff at the RCA David Sarnoff Research Labs.

Dr. Ross has a B.S.E.E. from Drexel University, and an M.S.E.E., an M.A. and a Ph.D., from Princeton University.

"Ed Ross brings to TSMC North America the global semiconductor experience that the industry expects from a premier foundry. He has established a reputation for integrity and commitment that we believe are necessary ingredients in a foundry-customer partnership," said Dr. Morris Chang, Chairman, TSMC.

"We are extremely pleased to have Ed leading our TSMC North America team," said Ron Norris, senior vice president of sales and marketing for TSMC. "His expert technical knowledge of the semiconductor design and manufacturing industries, coupled with a strong business background, will prove invaluable as TSMC sets the future course for the foundry industry. Through Ed's stewardship, we expect to translate technology, capacity and service leadership into direct customer benefits that enable quicker time to market and better product design."

"This is an exciting opportunity for me," said Dr. Ross. "As the world's leading foundry and an acknowledged technology and service leader, TSMC has the opportunity to define the direction of semiconductor industry services and support. With a customer base that includes the majority of the fabless semiconductor market and a variety of leading IDMs and system houses, this direction is certain to be highly innovative and fruitful for the industry as a whole."

About TSMC

TSMC is the world's largest dedicated semiconductor foundry, providing the industry's leading process technology, library and IP options and other leading-edge foundry services. TSMC operates six eight-inch wafer fabs (Fab 3, 4, 5, 6, TASMC and WaferTech), and two six-inch wafer fabs (Fabs 1 and 2). In addition, the company has begun construction of a $1.2 billion joint venture fab with Philips Semiconductor, which is scheduled to open in Singapore in 2000. TSMC recently broke ground for Fabs 7and 12, the company's first 12-inch wafer fabs. In 2000, TSMC expects to have the capacity for nearly 3.4 million 8-inch equivalent wafers. Fabrication processes offered by TSMC include CMOS logic, mixed-mode, volatile and non-volatile memory, and BiCMOS. TSMC's corporate headquarters are in Hsin-Chu, Taiwan. More information about TSMC is available through the World Wide Web at http://www.tsmc.com.