<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> MAR-31-2000 <CASH> 68,945 <SECURITIES> 135,599 <RECEIVABLES> 70,662 <ALLOWANCES> 4,155 <INVENTORY> 40,823 <CURRENT-ASSETS> 328,133 <PP&E> 56,770 <DEPRECIATION> 28,653 <TOTAL-ASSETS> 359,223 <CURRENT-LIABILITIES> 34,178 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 2,537 <OTHER-SE> 322,508 <TOTAL-LIABILITY-AND-EQUITY> 359,223 <SALES> 76,108 <TOTAL-REVENUES> 76,108 <CGS> 0 <TOTAL-COSTS> 30,471 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 17,770 <INCOME-TAX> 5,931 <INCOME-CONTINUING> 11,839 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 11,839 <EPS-BASIC> 0.58 <EPS-DILUTED> 0.57