<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
ACCOMPANYING CONDENSED CONSOLIDATED FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               SEP-30-1999
<CASH>                                          23,763
<SECURITIES>                                    25,838
<RECEIVABLES>                                    5,151
<ALLOWANCES>                                         0
<INVENTORY>                                      1,669
<CURRENT-ASSETS>                                60,436
<PP&E>                                           3,847
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                                  67,118
<CURRENT-LIABILITIES>                            6,476
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            12
<OTHER-SE>                                      60,630
<TOTAL-LIABILITY-AND-EQUITY>                    67,118
<SALES>                                         47,022
<TOTAL-REVENUES>                                47,022
<CGS>                                            9,419
<TOTAL-COSTS>                                    9,419
<OTHER-EXPENSES>                                31,403
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                  8,038
<INCOME-TAX>                                     2,411
<INCOME-CONTINUING>                              5,627
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     5,627
<EPS-BASIC>                                        .47
<EPS-DILUTED>                                      .45