<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