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<PAGE>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C> <C>
<PERIOD-TYPE> 3-MOS 9-MOS
<FISCAL-YEAR-END> SEP-30-2000 SEP-30-2000
<PERIOD-START> APR-02-2000 OCT-03-1999
<PERIOD-END> JUL-01-2000 JUL-01-2000
<CASH> 13,277 13,277
<SECURITIES> 4,026 4,026
<RECEIVABLES> 13,698 13,698
<ALLOWANCES> (801) (801)
<INVENTORY> 3,735 3,735
<CURRENT-ASSETS> 34,118 34,118
<PP&E> 0 0
<DEPRECIATION> 13,737 13,737
<TOTAL-ASSETS> 40,470 40,470
<CURRENT-LIABILITIES> 19,671 19,671
<BONDS> 0 0
0 0
0 0
<COMMON> 88 88
<OTHER-SE> 20,711 20,711
<TOTAL-LIABILITY-AND-EQUITY> 40,470 40,470
<SALES> 13,876 37,328
<TOTAL-REVENUES> 18,443 50,647
<CGS> 2,834 7,995
<TOTAL-COSTS> 3,936 11,335
<OTHER-EXPENSES> 11,632 32,986
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 0 0
<INCOME-PRETAX> 3,073 6,715
<INCOME-TAX> 770 1,675
<INCOME-CONTINUING> 2,303 5,040
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> 2,303 5,040
<EPS-BASIC> 0.27 0.59
<EPS-DILUTED> 0.23 .052
</TABLE>