<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF TEXAS INSTRUMENTS INCORPORATED AND
SUBSIDIARIES AS OF SEPTEMBER 30, 2000, AND FOR THE NINE MONTHS THEN ENDED, AND
IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> SEP-30-2000
<CASH> 938
<SECURITIES> 3,617
<RECEIVABLES> 2,362
<ALLOWANCES> 59
<INVENTORY> 1,122
<CURRENT-ASSETS> 8,708
<PP&E> 8,478
<DEPRECIATION> 3,623
<TOTAL-ASSETS> 18,339
<CURRENT-LIABILITIES> 2,869
<BONDS> 1,213
0
0
<COMMON> 1,731
<OTHER-SE> 10,710
<TOTAL-LIABILITY-AND-EQUITY> 18,339
<SALES> 8,851
<TOTAL-REVENUES> 8,851
<CGS> 4,548
<TOTAL-COSTS> 4,548
<OTHER-EXPENSES> 1,306
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 58
<INCOME-PRETAX> 3,711
<INCOME-TAX> 1,286
<INCOME-CONTINUING> 2,425
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 2,425
<EPS-BASIC> 1.42
<EPS-DILUTED> 1.36
</TABLE>