TranSwitch Corporation Repurchases $15 Million in Convertible Notes

TranSwitch Corporation (NASDAQ: TXCC), a leading provider of semiconductor solutions for the converging voice, data and video network, today announced that on December 24, 2008 it purchased $15 million principal amount of its 5.45% Convertible Notes for $9.9 million, plus accrued interest. Prior to this transaction TranSwitch had approximately $25 million principal amount of outstanding 5.45% Convertible Notes that were issued in July 2007 and due September 30, 2010.

“TranSwitch was very active in the fourth quarter as we completed the acquisition of Centillium Communications and we took steps to lower the combined company’s operating expense levels to ensure near-term profitability,” stated Dr. Santanu Das, President and CEO of TranSwitch Corporation. “With this Convertible Note repurchase, we have strengthened the company’s balance sheet as we exit this year, and we will continue to consider such opportunistic steps as we build a stronger company for the future.”

After the transaction, TranSwitch will have approximately $10.0 million in principal amount of its Convertible Notes remaining on its balance sheet. The Company expects to record a $4.5 million gain from the transaction in the fourth quarter of 2008. This press release shall not constitute an offer to sell or the solicitation of an offer to buy any of these securities.

About TranSwitch Corporation

TranSwitch Corporation designs, develops and markets innovative semiconductors that provide core functionality and complete solutions for voice, data and video communications network equipment. As a leading supplier to telecom, datacom, cable television and wireless markets, TranSwitch customers include the major OEMs that serve the worldwide public network, the Internet, and corporate Wide Area Networks (WANs). TranSwitch devices are inherently flexible, with many incorporating embedded programmable microcontrollers to rapidly meet customers’ new requirements or evolving network standards by modifying a function via software instruction. TranSwitch implements global communications standards in its VLSI solutions and is committed to providing high-quality products and services. TranSwitch, Shelton, CT, is an ISO 9001:2000 registered company. For more information, visit www.transwitch.com .