inSilicon Adds Misarc as Authorized Design Center in Italy

Company Continues International Expansion of Value-Added Third-Party SOC Integration Serv

SAN JOSE, Calif., October 25, 2000 - inSilicon Corporation (Nasdaq: INSN) - a leading provider of communications technology for complex systems-on-a-chip - today announced it has initiated an Authorized Design Center agreement with Micro Systems Architectures Srl in Agrate Brianza, Italy.

As an inSilicon Authorized Design Center, Misarc will have direct access to inSilicon training and application support to provide value-added design integration services for inSilicon's semiconductor intellectual property technology licensees.

"With the addition of Misarc as an Authorized Design Center in Italy, inSilicon continues to execute on our strategy of expanding our European design services," said John Weekley, director of partner marketing of inSilicon. "With their proven expertise in implementing complex system-on-a-chip ASICs, Misarc is a natural fit to enhance customer designs."

"As an inSilicon Authorized Design Center, we've further enriched our system know-how with the fuel of inSilicon's proven semiconductor intellectual property technology," said Bruno Bartolommei, managing director of Misarc. "This capability now provides customers with enhanced communications technologies for timely and cost-effective system-on-chip designs."

About inSilicon
inSilicon Corporation is a leading provider of communications and connectivity technology used by semiconductor and systems companies to design complex systems-on-chip that are critical components of digital devices. inSilicon's technology provides customers faster time-to-market, and reduced risk and development cost. The company's enabling communications technologies, including the JVX[tm] Java[tm] Accelerator, Ethernet, USB, PCI, and IEEE-1394 are used in a wide variety of markets encompassing communications, consumer, computing, and office automation.

About Misarc Corporation
Misarc was founded in January 1988 with the aim to design and develop a wide range of hi-tech system products. Starting from its original role of outsourcer for ST Microelectronics in HW/SW systems and macrocell design, Misarc focused its strategy by offering end users easy access to silicon technology and system know-how, allowing customers to transfer their original concepts into high-quality and high-performance products. Misarc technical portfolio includes the design and development of custom semiconductor devices, ASIC and programmable logic. Design service provided by Misarc include architectural analysis and feasibility, hardware and software design, silicon circuit design and prototyping, board and final device prototyping and testing, product engineering and optimization, pre-production, and mass-volume production. Information about Misarc products and activities is available at http://www.misarc.com.

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995:

In addition to the historical information contained herein, statements in this press release may contain forward-looking statements within the meaning of the Federal securities laws and are subject to the safe harbors created thereby. Forward-looking statements contained in this press release regarding expected financial results, industry trends, sales and future product development and business strategies and activities should be considered in light of these factors and those factors discussed from time to time the company's public reports filed with the Securities and Exchange Commission, such as those discussed under "Risk Factors" in the company's report on Form S-1 filed in March 2000, and the company's most recent quarterly report on Form 10-Q filed in August 2000.

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