FOR IMMEDIATE RELEASE

Texas Instruments to Acquire

Spectron Microsystems from Dialogic Corporation

PARSIPPANY, NJ ¾ January 22, 1998 ¾ Dialogic Corporation (NASDAQ-DLGC), announced today that Texas Instruments Incorporated (NYSE:TXN) has entered into a definitive agreement to acquire the principal assets and operations of Spectron Microsystems, a wholly-owned subsidiary. While the specific terms are subject to closing adjustments, it is expected that the purchase price will be in the range of $20 to $26 million. The transaction is expected to be finalized by March 1, subject to governmental approval and conditions at closing.

Commenting on the transaction, Howard G. Bubb, president and CEO of Dialogic said, "This transaction will permit the accelerated development of leadership real-time operating systems for digital signal processing. This is consistent with Dialogic’s interest in advancing the development of DSP software. Further, we will continue as a user and retain certain rights to continuing development of related software important to our business."

Dialogic Corporation is the leading manufacturer of high performance, standards-based computer telephony (CT) components. Dialogic products are used in voice, fax, data, voice recognition, speech synthesis, ISDN networks, Internet telephony and call center management CT applications. The company is headquartered in Parsippany, New Jersey, with regional headquarters in Tokyo, Japan and Brussels, Belgium and sales engineering offices worldwide.

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Contact:

Thomas G. Amato

Dialogic Corporation

973-993-3000 x6813

t.amato@dialogic.com