<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED FINANCIAL STATEMENTS CONTAINED IN THE COMPANY'S QUARTERLY
REPORT ON FORM 10-Q FOR THE FISCAL QUARTER ENDED JUNE 25, 2000 AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> SEP-24-2000
<PERIOD-START> SEP-27-1999
<PERIOD-END> JUN-25-2000
<CASH> 712,709
<SECURITIES> 849,882
<RECEIVABLES> 739,190
<ALLOWANCES> 12,374
<INVENTORY> 73,949
<CURRENT-ASSETS> 2,616,443
<PP&E> 437,631
<DEPRECIATION> 0
<TOTAL-ASSETS> 6,371,595
<CURRENT-LIABILITIES> 516,616
<BONDS> 0
0
0
<COMMON> 74
<OTHER-SE> 5,773,469
<TOTAL-LIABILITY-AND-EQUITY> 6,371,595
<SALES> 2,561,335
<TOTAL-REVENUES> 2,561,335
<CGS> 1,274,096
<TOTAL-COSTS> 1,274,096
<OTHER-EXPENSES> 63,589
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 4,494
<INCOME-PRETAX> 962,792
<INCOME-TAX> 431,256
<INCOME-CONTINUING> 531,536
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 531,536
<EPS-BASIC> 0.75<F1>
<EPS-DILUTED> 0.67<F1>
<FN>
<F1>ON DECEMBER 30, 1999, THE COMPANY EFFECTED A FOUR-FOR-ONE STOCK DISTRIBUTION TO
QUALCOMM STOCKHOLDERS OF RECORD ON DECEMBER 20, 1999. FINANCIAL DATA SCHEDULES
PRIOR TO THE THREE MONTHS ENDED DECEMBER 26, 1999, HAVE NOT BEEN RESTATED FOR
THE RECAPITALIZATION. IN ADDITION ON MAY 10, 1999, THE COMPANY EFFECTED A
TWO-FOR-ONE STOCK DISTRIBUTION TO QUALCOMM STOCKHOLDERS OF RECORD ON APRIL 21,
1999. FINANCIAL DATA SCHEDULES PRIOR TO THE NINE MONTHS ENDED JUNE 27, 1999,
HAVE NOT BEEN RESTATED FOR SUCH RECAPITALIZATION.
</FN>
</TABLE>
