<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM 2000
FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY TO SUCH FINANCIAL
STATEMENTS.

<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JAN-01-2000
<PERIOD-END>                               SEP-30-2000
<CASH>                                          92,318
<SECURITIES>                                    10,240
<RECEIVABLES>                                   52,874
<ALLOWANCES>                                         0
<INVENTORY>                                     49,218
<CURRENT-ASSETS>                               218,470
<PP&E>                                          37,084
<DEPRECIATION>                                  20,052
<TOTAL-ASSETS>                                 236,238
<CURRENT-LIABILITIES>                           39,450
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        20,253
<OTHER-SE>                                     174,896
<TOTAL-LIABILITY-AND-EQUITY>                   236,238
<SALES>                                        236,406
<TOTAL-REVENUES>                               236,406
<CGS>                                          142,716
<TOTAL-COSTS>                                  142,716
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 50,349
<INCOME-TAX>                                    17,500
<INCOME-CONTINUING>                             32,849
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    32,849
<EPS-BASIC>                                       1.63
<EPS-DILUTED>                                     1.55