<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FINANCIAL
STATEMENTS FOR THE YEAR ENDED MARCH 31, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          MAR-31-2000
<PERIOD-START>                             APR-01-1999
<PERIOD-END>                               MAR-31-2000
<CASH>                                          42,942
<SECURITIES>                                         0
<RECEIVABLES>                                    6,023
<ALLOWANCES>                                       230
<INVENTORY>                                      4,714
<CURRENT-ASSETS>                                56,687
<PP&E>                                          17,980
<DEPRECIATION>                                   5,980
<TOTAL-ASSETS>                                  71,791
<CURRENT-LIABILITIES>                            6,026
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        72,225
<OTHER-SE>                                     (6,978)
<TOTAL-LIABILITY-AND-EQUITY>                    65,247
<SALES>                                         53,332
<TOTAL-REVENUES>                                53,332
<CGS>                                           17,021
<TOTAL-COSTS>                                   17,021
<OTHER-EXPENSES>                                30,917
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                  7,335
<INCOME-TAX>                                     1,327
<INCOME-CONTINUING>                              6,008
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     6,008
<EPS-BASIC>                                        .32
<EPS-DILUTED>                                      .30