<ARTICLE>           5
<LEGEND>            This schedule contains summary financial information
                    extracted from Form 10-Q for the three months ended
                    December 31, 1996, and is qualified in its entirety by
                    reference to such financial statements.
<MULTIPLIER>        1,000
<PERIOD-TYPE>                        6-MOS
<FISCAL-YEAR-END>              JUN-30-1997
<PERIOD-END>                   DEC-31-1996
<CASH>                              25,302
<SECURITIES>                         3,504
<RECEIVABLES>                       29,836
<ALLOWANCES>                         2,580
<INVENTORY>                          9,836
<CURRENT-ASSETS>                    64,311
<PP&E>                               7,428
<DEPRECIATION>                       3,462
<TOTAL-ASSETS>                      73,515
<CURRENT-LIABILITIES>               12,268
<BONDS>                                  0
<COMMON>                                86
<PREFERRED-MANDATORY>                    0
<PREFERRED>                              0
<OTHER-SE>                          61,161
<TOTAL-LIABILITY-AND-EQUITY>        73,515
<SALES>                             39,431
<TOTAL-REVENUES>                    39,431
<CGS>                               17,409
<TOTAL-COSTS>                       30,856
<OTHER-EXPENSES>                         0
<LOSS-PROVISION>                         0
<INTEREST-EXPENSE>                       0
<INCOME-PRETAX>                     11,326
<INCOME-TAX>                         3,880
<INCOME-CONTINUING>                  7,446
<DISCONTINUED>                           0
<EXTRAORDINARY>                          0
<CHANGES>                                0
<NET-INCOME>                         7,446
<EPS-PRIMARY>                          .82
<EPS-DILUTED>                          .82