<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S CONDENSED CONSOLIDATED FINANCIAL STATEMENTS AS OF AND AT JUNE 30,
2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 51,333
<SECURITIES> 0
<RECEIVABLES> 17,968
<ALLOWANCES> 1,750
<INVENTORY> 13,585
<CURRENT-ASSETS> 88,655
<PP&E> 25,831
<DEPRECIATION> 13,250
<TOTAL-ASSETS> 120,435
<CURRENT-LIABILITIES> 17,089
<BONDS> 0
0
0
<COMMON> 0
<OTHER-SE> 103,346
<TOTAL-LIABILITY-AND-EQUITY> 120,435
<SALES> 62,693
<TOTAL-REVENUES> 62,693
<CGS> 36,755
<TOTAL-COSTS> 36,755
<OTHER-EXPENSES> 22,170
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> (1,592)
<INCOME-PRETAX> 5,360
<INCOME-TAX> 2,140
<INCOME-CONTINUING> 3,220
<DISCONTINUED> 0
<EXTRAORDINARY> (1,520)
<CHANGES> 0
<NET-INCOME> 4,740
<EPS-BASIC> 0.18
<EPS-DILUTED> 0.16
</TABLE>