<ARTICLE>                                   5
<LEGEND>
     THE SCHEDULE  CONTAINS  SUMMARY  FINANCIAL  INFORMATION  EXTRACTED FROM THE
3/29/97 CONDENSED CONSOLIDATED BALANCE SHEET AND THE STATEMENT OF OPERATIONS FOR
THE THREE  MONTHS THEN ENDED AND IS  QUALIFIED  IN ITS  ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>                                                  1000
       
                                         
<PERIOD-TYPE>                       3-MOS
<FISCAL-YEAR-END>                                    DEC-31-1998
<PERIOD-START>                                       JAN-01-1998
<PERIOD-END>                                         MAR-26-1998
<CASH>                                                      58,078
<SECURITIES>                                                     0
<RECEIVABLES>                                               22,149
<ALLOWANCES>                                                   309
<INVENTORY>                                                  5,955
<CURRENT-ASSETS>                                           104,456
<PP&E>                                                      12,798
<DEPRECIATION>                                               6,757
<TOTAL-ASSETS>                                             126,142
<CURRENT-LIABILITIES>                                       31,584
<BONDS>                                                          0
<COMMON>                                                       289
<PREFERRED-MANDATORY>                                            0
<PREFERRED>                                                      0
<OTHER-SE>                                                  94,041
<TOTAL-LIABILITY-AND-EQUITY>                               126,142
<SALES>                                                     15,829
<TOTAL-REVENUES>                                            15,829
<CGS>                                                        3,611
<TOTAL-COSTS>                                                3,611
<OTHER-EXPENSES>                                            10,705
<LOSS-PROVISION>                                                 0
<INTEREST-EXPENSE>                                              15
<INCOME-PRETAX>                                              1,665
<INCOME-TAX>                                                   583
<INCOME-CONTINUING>                                          1,082
<DISCONTINUED>                                              22,624
<EXTRAORDINARY>                                                  0
<CHANGES>                                                        0
<NET-INCOME>                                                23,706
<EPS-PRIMARY>                                                 0.82
<EPS-DILUTED>                                                 0.78