<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> MAR-31-1997 <CASH> 1,731 <SECURITIES> 19,767 <RECEIVABLES> 6,228 <ALLOWANCES> (75) <INVENTORY> 7,098 <CURRENT-ASSETS> 35,888 <PP&E> 9,558 <DEPRECIATION> (4,903) <TOTAL-ASSETS> 44,607 <CURRENT-LIABILITIES> 5,411 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 50,929 <OTHER-SE> 2,487 <TOTAL-LIABILITY-AND-EQUITY> 44,607 <SALES> 6,388 <TOTAL-REVENUES> 6,388 <CGS> 3,211 <TOTAL-COSTS> 3,211 <OTHER-EXPENSES> 4,814 <LOSS-PROVISION> 25 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> (1,398) <INCOME-TAX> 51 <INCOME-CONTINUING> (1,449) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (1,449) <EPS-PRIMARY> (0.12) <EPS-DILUTED> (0.12)