<ARTICLE>                     5

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                              JUN-30-2000
<PERIOD-START>                                 JUL-01-1999
<PERIOD-END>                                   DEC-31-1999
<CASH>                                         60,449,000
<SECURITIES>                                   28,428,000
<RECEIVABLES>                                  45,266,000
<ALLOWANCES>                                    4,728,000
<INVENTORY>                                    23,375,000
<CURRENT-ASSETS>                              168,991,000
<PP&E>                                         20,326,000
<DEPRECIATION>                                  6,072,000
<TOTAL-ASSETS>                                238,060,000
<CURRENT-LIABILITIES>                          35,650,000
<BONDS>                                                 0
<PREFERRED-MANDATORY>                                   0
<PREFERRED>                                             0
<COMMON>                                      198,116,000
<OTHER-SE>                                     (3,496,000)
<TOTAL-LIABILITY-AND-EQUITY>                  238,060,000
<SALES>                                       113,008,000
<TOTAL-REVENUES>                              113,008,000
<CGS>                                          52,714,000
<TOTAL-COSTS>                                  52,714,000
<OTHER-EXPENSES>                               51,809,000
<LOSS-PROVISION>                                        0
<INTEREST-EXPENSE>                             (1,612,000)
<INCOME-PRETAX>                                10,097,000
<INCOME-TAX>                                    1,918,000
<INCOME-CONTINUING>                             8,179,000
<DISCONTINUED>                                          0
<EXTRAORDINARY>                                         0
<CHANGES>                                               0
<NET-INCOME>                                    8,179,000
<EPS-BASIC>                                          0.35
<EPS-DILUTED>                                        0.30