<ARTICLE> 5
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               SEP-30-1998
<EXCHANGE-RATE>                                      1
<CASH>                                          21,276
<SECURITIES>                                    27,787
<RECEIVABLES>                                    8,445
<ALLOWANCES>                                   (1,339)
<INVENTORY>                                      3,571
<CURRENT-ASSETS>                                63,828
<PP&E>                                           6,199
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                                  76,497
<CURRENT-LIABILITIES>                           14,988
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           133
<OTHER-SE>                                      61,376
<TOTAL-LIABILITY-AND-EQUITY>                    76,497
<SALES>                                         39,477
<TOTAL-REVENUES>                                39,477
<CGS>                                           15,365
<TOTAL-COSTS>                                   15,365
<OTHER-EXPENSES>                                24,686
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                    934
<INCOME-TAX>                                       672
<INCOME-CONTINUING>                                262
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       262
<EPS-PRIMARY>                                     0.02
<EPS-DILUTED>                                     0.02
<FN>
ADDITIONAL CURRENT ASSET - DEFERRED TAX    2,619
ADDITIONAL CURRENT ASSET - OTHER           1,469
OTHER ASSET - DEFERRED TAXES               4,341
OTHER ASSETS - NET                         2,129
INTEREST INCOME                            1,508
</FN>