<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM Q1 FY 2001
10Q AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 3-MOS
<FISCAL-YEAR-END> JUL-31-2001
<PERIOD-START> AUG-01-2000
<PERIOD-END> OCT-31-2000
<CASH> 209,337
<SECURITIES> 0
<RECEIVABLES> 100,739
<ALLOWANCES> (3,648)
<INVENTORY> 89,998
<CURRENT-ASSETS> 465,236
<PP&E> 144,842
<DEPRECIATION> (93,662)
<TOTAL-ASSETS> 523,357
<CURRENT-LIABILITIES> 155,278
<BONDS> 10,947
0
0
<COMMON> 2,520
<OTHER-SE> 354,612
<TOTAL-LIABILITY-AND-EQUITY> 357,132
<SALES> 94,263
<TOTAL-REVENUES> 101,647
<CGS> 47,722
<TOTAL-COSTS> 52,557
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 2,043
<INCOME-PRETAX> 24,799
<INCOME-TAX> 7,439
<INCOME-CONTINUING> 17,360
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 17,360
<EPS-BASIC> 0.36
<EPS-DILUTED> 0.35
</TABLE>