For almost 30 years, Zarlink Semiconductor has delivered silicon 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.. 
Business Highlights Zarlink is #1 in TDM voice/data switching chips, with the broadest line of TDM switches in the industry. We are an established leader in timing chips for T1/E1 equipment. Zarlink is the largest independent designer and supplier of silicon chips used in cardiac pacemakers and hearing aids. Zarlink's chips are in cellular telephones from the world's leading handset manufacturers. 
Research & Development
Zarlink owns a significant portfolio of intellectual property rights, including approximately 2,100 patents and pending patent applications in key technologies such as voice and packet processing, optical, RF, and digital design. In Fiscal 2003, R&D spending was US$88.8 million or 46% of revenue.