<ARTICLE> 5
<LEGEND>
The schedule contains summary financial information extracted from the first
quarter of fiscal 1997 10Q financial statements and is qualified in its entirety
by reference to such financial statements.
</LEGEND>
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          JUN-30-1997
<PERIOD-START>                             JUL-01-1996
<PERIOD-END>                               SEP-30-1996
<EXCHANGE-RATE>                                      1
<CASH>                                          25,817
<SECURITIES>                                    37,105
<RECEIVABLES>                                   15,338
<ALLOWANCES>                                     1,279
<INVENTORY>                                     11,947
<CURRENT-ASSETS>                                93,370
<PP&E>                                          38,096
<DEPRECIATION>                                  26,431
<TOTAL-ASSETS>                                 122,653
<CURRENT-LIABILITIES>                           28,616
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        78,320
<OTHER-SE>                                      15,291
<TOTAL-LIABILITY-AND-EQUITY>                   122,653
<SALES>                                         44,486
<TOTAL-REVENUES>                                44,486
<CGS>                                           23,203
<TOTAL-COSTS>                                   23,203
<OTHER-EXPENSES>                                11,405
<LOSS-PROVISION>                                    75
<INTEREST-EXPENSE>                                 623
<INCOME-PRETAX>                                 10,501
<INCOME-TAX>                                     1,050
<INCOME-CONTINUING>                              9,451
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     9,451
<EPS-PRIMARY>                                     0.42
<EPS-DILUTED>                                     0.42