<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONSOLIDATED BALANCE SHEET, CONSOLIDATED STATEMENT OF OPERATIONS AND CONSOLIDATED STATEMENT OF CASH FLOWS INCLUDED IN THE COMPANY'S FORM 10-Q FOR THE PERIOD ENDED MARCH 31, 1998, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> MAR-31-1998 <CASH> 17437 <SECURITIES> 22967 <RECEIVABLES> 19747 <ALLOWANCES> 1840 <INVENTORY> 11244 <CURRENT-ASSETS> 82788 <PP&E> 34341 <DEPRECIATION> 20910 <TOTAL-ASSETS> 124421 <CURRENT-LIABILITIES> 32921 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 18 <OTHER-SE> 91482 <TOTAL-LIABILITY-AND-EQUITY> 124421 <SALES> 23565 <TOTAL-REVENUES> 23565 <CGS> 8104 <TOTAL-COSTS> 8104 <OTHER-EXPENSES> 18213 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 17 <INCOME-PRETAX> (2054) <INCOME-TAX> (637) <INCOME-CONTINUING> (1417) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (1417) <EPS-PRIMARY> (0.08) <EPS-DILUTED> (0.08)