<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS FOUND IN THE COMPANY'S QUARTERLY REPORT ON
FORM 10-Q FOR THE QUARTER ENDED OCTOBER 1, 2000, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH CONSOLIDATED FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> OCT-01-2000
<CASH> 31,650
<SECURITIES> 5,006
<RECEIVABLES> 6,896
<ALLOWANCES> 120
<INVENTORY> 5,661
<CURRENT-ASSETS> 51,190
<PP&E> 11,724
<DEPRECIATION> 8,051
<TOTAL-ASSETS> 55,038
<CURRENT-LIABILITIES> 6,730
<BONDS> 0
0
0
<COMMON> 85
<OTHER-SE> 47,452
<TOTAL-LIABILITY-AND-EQUITY> 55,038
<SALES> 31,699
<TOTAL-REVENUES> 31,699
<CGS> 19,746
<TOTAL-COSTS> 19,746
<OTHER-EXPENSES> 8,125
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 2,959
<INCOME-TAX> 1,146
<INCOME-CONTINUING> 1,813
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 1,813
<EPS-BASIC> 0.32
<EPS-DILUTED> 0.26
</TABLE>