<ARTICLE> 5 <PERIOD-TYPE> QTR-2 <FISCAL-YEAR-END> MAR-31-1995 <PERIOD-START> JUL-01-1994 <PERIOD-END> SEP-30-1994 <CASH> 128,540,000 <SECURITIES> 7,907,000 <RECEIVABLES> 55,884,000 <ALLOWANCES> 0 <INVENTORY> 71,648,000 <CURRENT-ASSETS> 271,589,000 <PP&E> 122,879,000 <DEPRECIATION> 36,100,000 <TOTAL-ASSETS> 475,999,000 <CURRENT-LIABILITIES> 39,568,000 <BONDS> 0 <COMMON> 39,897,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 389,522,000 <TOTAL-LIABILITY-AND-EQUITY> 475,999,000 <SALES> 181,159,000 <TOTAL-REVENUES> 181,159,000 <CGS> 73,218,000 <TOTAL-COSTS> 73,218,000 <OTHER-EXPENSES> 42,535,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 13,000 <INCOME-PRETAX> 79,401,000 <INCOME-TAX> 23,613,000 <INCOME-CONTINUING> 55,788,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 55,788,000 <EPS-PRIMARY> .70 <EPS-DILUTED> .70