<ARTICLE> 5
<RESTATED>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          SEP-30-1998
<PERIOD-START>                             OCT-01-1997
<PERIOD-END>                               JUN-28-1998
<CASH>                                          42,214
<SECURITIES>                                     4,647
<RECEIVABLES>                                   46,970
<ALLOWANCES>                                   (3,092)
<INVENTORY>                                     37,173
<CURRENT-ASSETS>                               151,357
<PP&E>                                          37,519
<DEPRECIATION>                                (16,515)
<TOTAL-ASSETS>                                 179,216
<CURRENT-LIABILITIES>                           45,296
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           211
<OTHER-SE>                                     131,918
<TOTAL-LIABILITY-AND-EQUITY>                   179,216
<SALES>                                        171,084
<TOTAL-REVENUES>                               171,084
<CGS>                                           95,425
<TOTAL-COSTS>                                   95,425
<OTHER-EXPENSES>                                88,513<F1>
<LOSS-PROVISION>                                 1,563
<INTEREST-EXPENSE>                                  79
<INCOME-PRETAX>                               (12,468)
<INCOME-TAX>                                   (1,860)
<INCOME-CONTINUING>                           (10,608)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (10,608)
<EPS-BASIC>                                     (0.51)
<EPS-DILUTED>                                   (0.51)
<FN>
<F1>Includes $16,870 of merger costs, special charges and in-process R&D
</FN>