<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM UNAUDITED
CONSOLIDATED BALANCE SHEETS AT JUNE 30, 1999 UNAUDITED STATEMENT OF OPERATIONS
FOR THE THREE MONTHS ENDED JUNE 30, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          MAR-31-2000
<PERIOD-START>                             APR-01-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                           1,358<F1>
<SECURITIES>                                    27,753
<RECEIVABLES>                                    3,468
<ALLOWANCES>                                        46
<INVENTORY>                                      2,198
<CURRENT-ASSETS>                                35,056
<PP&E>                                           9,544
<DEPRECIATION>                                   5,722
<TOTAL-ASSETS>                                  41,238
<CURRENT-LIABILITIES>                            7,991
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          1
<COMMON>                                            15
<OTHER-SE>                                          31
<TOTAL-LIABILITY-AND-EQUITY>                    41,238
<SALES>                                            727
<TOTAL-REVENUES>                                 3,922
<CGS>                                              175
<TOTAL-COSTS>                                    8,548
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 447<F2>
<INCOME-PRETAX>                                      0
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (5,073)
<EPS-BASIC>                                     (0.36)
<EPS-DILUTED>                                   (0.36)
<FN>
<F1>INCLUDES $800 OF RESTRICTED CASH CLASSIFIED AS A NONCURRENT ASSET
<F2>NET OF $320 INTEREST INCOME
</FN>