<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM SEC FORM
10-Q FOR THE PERIODS ENDED 10/4/98, AND IS QUALIFIED IN ITS ENTIRETY BY 
REFERENCE TO SUCH FINANCIAL STATEMENTS. AMOUNTS HAVE BEEN RESTATED TO INCLUDE
THE 7/2/98 ACQUISITION OF TELECOMMUNICATIONS DEVICES, INC., ACCOUNTED FOR AS
A POOLING OF INTERESTS.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          JAN-03-1999             JAN-03-1999             JAN-03-1999
<PERIOD-END>                               APR-05-1998             JUL-05-1998             OCT-04-1998
<CASH>                                          60,254                  21,147                  25,530
<SECURITIES>                                    51,692                  66,268                  60,830
<RECEIVABLES>                                  325,927                 404,014                 392,570
<ALLOWANCES>                                  (41,177)                (28,097)                (27,943)
<INVENTORY>                                    429,919                 436,324                 419,647
<CURRENT-ASSETS>                               877,723                 947,364                 954,388
<PP&E>                                       1,106,863               1,134,469               1,125,448
<DEPRECIATION>                                 520,737                 533,080                 542,347
<TOTAL-ASSETS>                               2,136,321               2,282,235               2,278,448
<CURRENT-LIABILITIES>                          406,129                 432,751                 520,240
<BONDS>                                        585,831                 692,284                 659,773
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                             0                   5,669                   5,674
<OTHER-SE>                                   1,024,005               1,038,091                 982,277
<TOTAL-LIABILITY-AND-EQUITY>                 2,136,321               2,282,235               2,278,448
<SALES>                                        544,656               1,097,974               1,637,919
<TOTAL-REVENUES>                               544,656               1,097,974               1,637,919
<CGS>                                          381,314                 763,996               1,171,598
<TOTAL-COSTS>                                  105,261                 206,532                 385,457
<OTHER-EXPENSES>                               (8,985)                (13,084)                (22,306)
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                              13,314                  27,893                  43,228
<INCOME-PRETAX>                                 53,752                 112,637                  59,942
<INCOME-TAX>                                    16,449                  33,791                  18,564
<INCOME-CONTINUING>                             37,303                  78,846                  41,378
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                    37,303                  78,846                  41,378
<EPS-PRIMARY>                                      .66                    1.39                     .73
<EPS-DILUTED>                                      .65                    1.38                     .73
        

</TABLE>