
<TABLE> <S> <C>

<PAGE>

<ARTICLE> 5
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<S>                             <C>
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             DEC-31-1997
<PERIOD-END>                               SEP-30-2000
<CASH>                                          52,999
<SECURITIES>                                         0
<RECEIVABLES>                                   11,590
<ALLOWANCES>                                       117
<INVENTORY>                                      7,184
<CURRENT-ASSETS>                                73,901
<PP&E>                                          15,177
<DEPRECIATION>                                   3,363
<TOTAL-ASSETS>                                 102,977
<CURRENT-LIABILITIES>                           16,907
<BONDS>                                              0
<PREFERRED-MANDATORY>                           62,389
<PREFERRED>                                      4,954
<COMMON>                                             7
<OTHER-SE>                                      18,347
<TOTAL-LIABILITY-AND-EQUITY>                   102,977
<SALES>                                         32,689
<TOTAL-REVENUES>                                32,689
<CGS>                                           12,610
<TOTAL-COSTS>                                   12,610
<OTHER-EXPENSES>                                18,157
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  77
<INCOME-PRETAX>                                  2,320
<INCOME-TAX>                                     5,828
<INCOME-CONTINUING>                             (3,508)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    (3,508)
<EPS-BASIC>                                      (0.06)
<EPS-DILUTED>                                    (0.06)


</TABLE>
