<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS IN THE QUARTERLY REPORT ON FORM 6-K OF GALILEO TECHNOLOGY
LTD, FOR THE THREE MONTHS ENDED MARCH 31, 2000 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> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> MAR-31-2000
<CASH> 45,058
<SECURITIES> 62,335
<RECEIVABLES> 12,255
<ALLOWANCES> 203
<INVENTORY> 7,381
<CURRENT-ASSETS> 129,274
<PP&E> 17,083
<DEPRECIATION> 6,963
<TOTAL-ASSETS> 144,312
<CURRENT-LIABILITIES> 17,214
<BONDS> 0
0
0
<COMMON> 75,407
<OTHER-SE> 49,326
<TOTAL-LIABILITY-AND-EQUITY> 144,312
<SALES> 20,152
<TOTAL-REVENUES> 20,152
<CGS> 9,246
<TOTAL-COSTS> 9,246
<OTHER-EXPENSES> 6,002
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 2,170
<INCOME-TAX> 108
<INCOME-CONTINUING> 2,062
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 2,062
<EPS-BASIC> 0.05
<EPS-DILUTED> 0.05
</TABLE>