<ARTICLE> 5 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> JUN-30-1996 <EXCHANGE-RATE> 1 <CASH> 30,119 <SECURITIES> 10,800 <RECEIVABLES> 13,042 <ALLOWANCES> (395) <INVENTORY> 5,128 <CURRENT-ASSETS> 64,122 <PP&E> 15,383 <DEPRECIATION> 4,250 <TOTAL-ASSETS> 85,312 <CURRENT-LIABILITIES> 10,392 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 8 <OTHER-SE> 71,512 <TOTAL-LIABILITY-AND-EQUITY> 71,520 <SALES> 26,025 <TOTAL-REVENUES> 38,149 <CGS> 18,105 <TOTAL-COSTS> 11,485 <OTHER-EXPENSES> (21) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (168) <INCOME-PRETAX> 9,245 <INCOME-TAX> 3,814 <INCOME-CONTINUING> 5,431 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 5,431 <EPS-PRIMARY> 0.70 <EPS-DILUTED> 0.70