<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENT CONTAINED IN THE COMPANY'S QUARTERLY REPORT ON
FORM 10-Q FOR THE QUARTER ENDED JUNE 30, 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> APR-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 16,498
<SECURITIES> 65,299
<RECEIVABLES> 27,648
<ALLOWANCES> 531
<INVENTORY> 8,383
<CURRENT-ASSETS> 118,437
<PP&E> 3,048
<DEPRECIATION> 1,326
<TOTAL-ASSETS> 126,224
<CURRENT-LIABILITIES> 8,494
<BONDS> 0
0
0
<COMMON> 76,456
<OTHER-SE> 41,274
<TOTAL-LIABILITY-AND-EQUITY> 126,228
<SALES> 36,447
<TOTAL-REVENUES> 36,447
<CGS> 19,648
<TOTAL-COSTS> 19,648
<OTHER-EXPENSES> 6,451
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 11,420
<INCOME-TAX> 3,880
<INCOME-CONTINUING> 7,540
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 7,540
<EPS-BASIC> 0.35
<EPS-DILUTED> 0.34
</TABLE>