Catalyst Semiconductor Schedules News Release/Conference Call to Discuss Fiscal Third Quarter 2003 Financial Results.

Business Editors

SUNNYVALE, Calif.--(BUSINESS WIRE)--Feb. 14, 2003

Catalyst Semiconductor (Nasdaq: CATS) announced today that it will report its fiscal third quarter 2003 financial results following the close of regular trading on Thursday, February 20, 2003. The news release will be followed by a conference call available to all interested parties beginning at 2:00 p.m. Pacific Time. A copy of the news release will be available on the company's web site www.catalyst-semiconductor.com or by calling Joan Vargas of Catalyst Semiconductor at [phone]. -0-

The Catalyst Conference Call may be accessed via:

Telephone:    Dial 888/353-7307 prior to the start of the call at 2:00
              p.m. Pacific Time/5:00 p.m. Eastern Time.
              Note: If the number of lines allocated to the call is
              exhausted, the web cast or replay should be utilized.

InternetSimulcast:  www.catalyst-semiconductor.com or
                    www.companyboardroom.com

                    Please allow 15 minutes prior to the call to visit
                    these sites to download and install any necessary
                    audio software.

Replay: The teleconference will be rebroadcast until 4:00 p.m.
        Pacific Time, Friday, February 28, 2003 and can be accessed
        by:

        --  Dialing 800-633-8284 (international callers can dial
            402-977- 9140) and entering reservation #21125525
                   Or
        --  Clicking on the "Quarterly Conference Call" icon on
                the company's web site.

About Catalyst Semiconductor

Founded in 1985, Catalyst Semiconductor, Inc. is headquartered in Sunnyvale, Calif. The Company designs and markets a broad range of programmable products including Flash Memories, Serial and Parallel EEPROMs with I2C, SPI and Microwire interfaces, NVRAM, Digitally Programmable Potentiometers (DPP(TM)), Microcontroller Supervisory circuits and other programmable Mixed Signal products. Catalyst products are used in telecommunications, networking systems, computation, automotive, industrial and consumer markets. Typical applications include optical networks, modems, wireless LANs, network cards, PC BIOS, DIMM modules, cellular telephones, digital satellite box receivers, set-top boxes and Internet routers. Catalyst's Quality Management System is ISO 9001 certified. For additional information about Catalyst Semiconductor, please visit our web site at www.catalyst-semiconductor.com.