<ARTICLE> 5 <LEGEND> (Replace this text with the legend) </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> JUN-30-1999 <CASH> 7,083 <SECURITIES> 71,473 <RECEIVABLES> 3,988 <ALLOWANCES> 121 <INVENTORY> 4,029 <CURRENT-ASSETS> 90,499 <PP&E> 8,164 <DEPRECIATION> 16,218 <TOTAL-ASSETS> 112,720 <CURRENT-LIABILITIES> 12,589 <BONDS> 2,773 <PREFERRED-MANDATORY> 0 <PREFERRED> 10 <COMMON> 485 <OTHER-SE> 100,387 <TOTAL-LIABILITY-AND-EQUITY> 112,720 <SALES> 1,524 <TOTAL-REVENUES> 47,488 <CGS> 2,997 <TOTAL-COSTS> 2,997 <OTHER-EXPENSES> 21,349 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 173 <INCOME-PRETAX> 24,774 <INCOME-TAX> 2,125 <INCOME-CONTINUING> 22,649 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 22,649 <EPS-BASIC> .46 <EPS-DILUTED> .46