<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> SEP-30-1996 <CASH> 30,548 <SECURITIES> 10,728 <RECEIVABLES> 13,733 <ALLOWANCES> (387) <INVENTORY> 7,304 <CURRENT-ASSETS> 65,559 <PP&E> 16,697 <DEPRECIATION> 4,894 <TOTAL-ASSETS> 87,908 <CURRENT-LIABILITIES> 8,980 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 8 <OTHER-SE> 75,583 <TOTAL-LIABILITY-AND-EQUITY> 87,908 <SALES> 60,513 <TOTAL-REVENUES> 60,513 <CGS> 27,278 <TOTAL-COSTS> 48,113 <OTHER-EXPENSES> (220) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (248) <INCOME-PRETAX> 13,166 <INCOME-TAX> 5,610 <INCOME-CONTINUING> 7,556 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 7,556 <EPS-PRIMARY> 0.98 <EPS-DILUTED> 0.95