<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONSOLIDATED BALANCE SHEET AND THE CONSOLIDATED STATEMENT OF OPERATION AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> SEP-30-2000 <CASH> 16,689 <SECURITIES> 89,325 <RECEIVABLES> 43,038 <ALLOWANCES> 0 <INVENTORY> 10,157 <CURRENT-ASSETS> 163,718 <PP&E> 45,193 <DEPRECIATION> 21,448 <TOTAL-ASSETS> 195,556 <CURRENT-LIABILITIES> 18,507 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 547 <OTHER-SE> 161,567 <TOTAL-LIABILITY-AND-EQUITY> 195,556 <SALES> 44,795 <TOTAL-REVENUES> 63,273 <CGS> 7,097 <TOTAL-COSTS> 47,831 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 91 <INCOME-PRETAX> 15,349 <INCOME-TAX> 4,115 <INCOME-CONTINUING> 11,234 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 11,234 <EPS-BASIC> 0.21 <EPS-DILUTED> 0.20