<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM SEC FORM 10Q AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
<S>                             <C>                     <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   3-MOS                   9-MOS                   9-MOS
<FISCAL-YEAR-END>                          JUL-03-1999             JUN-27-1998             JUL-03-1999             JUN-27-1998
<PERIOD-END>                               MAR-27-1999             MAR-28-1998             MAR-27-1999             MAR-28-1998
<CASH>                                           8,059                   1,140                   8,059                   1,140
<SECURITIES>                                         0                       0                       0                       0
<RECEIVABLES>                                   10,775                   7,357                  10,775                   7,357
<ALLOWANCES>                                       854                     965                     854                     965
<INVENTORY>                                      6,809                   8,152                   6,809                   8,152
<CURRENT-ASSETS>                                27,545                  17,319                  27,545                  17,319
<PP&E>                                           7,608                   7,765                   7,608                   7,765
<DEPRECIATION>                                   5,075                   4,558                   5,075                   4,588
<TOTAL-ASSETS>                                  30,448                  21,136                  30,448                  21,136
<CURRENT-LIABILITIES>                           16,567                  15,464                  16,567                  15,464
<BONDS>                                              0                       0                       0                       0
<PREFERRED-MANDATORY>                               55                      55                      55                      55
<PREFERRED>                                          0                       0                       0                       0
<COMMON>                                             0                       0                       0                       0
<OTHER-SE>                                      10,855                   4,554                  10,855                   4,554
<TOTAL-LIABILITY-AND-EQUITY>                    30,448                  21,136                  30,448                  21,136
<SALES>                                         15,844                   8,617                  39,881                  24,962
<TOTAL-REVENUES>                                15,873                   8,629                  40,032                  24,991
<CGS>                                            6,820                   4,774                  18,993                  14,100
<TOTAL-COSTS>                                    6,820                   4,774                  18,993                  14,100
<OTHER-EXPENSES>                                 5,519                   4,002                  14,512                  16,118
<LOSS-PROVISION>                                     0                       0                       0                       0
<INTEREST-EXPENSE>                                 136                      47                     377                     181
<INCOME-PRETAX>                                  3,377                   (194)                   6,150                 (5,408)
<INCOME-TAX>                                     1,480                       0                   1,940                      78
<INCOME-CONTINUING>                              1,907                   (194)                   4,210                 (5,486)
<DISCONTINUED>                                       0                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
<CHANGES>                                            0                       0                       0                       0
<NET-INCOME>                                     1,907                   (194)                   4,210                 (5,486)
<EPS-PRIMARY>                                     0.35                  (0.04)                    0.77                  (1.00)
<EPS-DILUTED>                                     0.31                  (0.04)                    0.72                  (1.00)
        

</TABLE>