Ottawa, Canada, January 11, 2005 -- Peter Burke, Chief Technology Officer and Mike McGinn, Director of Investor Relations, will speak at the Orion Securities Technology Investor Conference. They will provide an overview of Zarlink Semiconductor and its growth strategies.

The presentation takes place on Tuesday, January 11th, at 9:30 a.m. Eastern Standard Time at the King Edward Hotel in Toronto, Ontario.

The company's presentation may be downloaded from the Events Section in the Investor Relations site at www.zarlink.com. It will be available on January 11th.

Orion Securities has arranged for a webcast of the presentation. To listen please go to http://files.presentation-direct.com/Components/Registration/orion_securities_01122005/RegistrationForm.htm

About Zarlink Semiconductor

For almost 30 years, Zarlink Semiconductor has delivered semiconductor solutions that drive the capabilities of voice, enterprise, broadband and wireless communications. The Company's success is built on its technology strengths, including voice and data networks, consumer and ultra low-power communications, and high-performance analog. For more information, visit http://www.zarlink.com/.

Michael Salter
Corporate Communications
613-270-7115
michael.salter@zarlink.com