<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> SEP-30-2000 <CASH> 55,295 <SECURITIES> 133,970 <RECEIVABLES> 86,248 <ALLOWANCES> 3,765 <INVENTORY> 46,036 <CURRENT-ASSETS> 333,928 <PP&E> 56,395 <DEPRECIATION> 29,456 <TOTAL-ASSETS> 364,151 <CURRENT-LIABILITIES> 36,923 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 2,539 <OTHER-SE> 324,689 <TOTAL-LIABILITY-AND-EQUITY> 364,151 <SALES> 226,333 <TOTAL-REVENUES> 226,333 <CGS> 0 <TOTAL-COSTS> 93,889 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 55,508 <INCOME-TAX> 18,160 <INCOME-CONTINUING> 37,348 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 37,348 <EPS-BASIC> 1.84 <EPS-DILUTED> 1.84