<TABLE> <S> <C>


<ARTICLE>                     5
<CIK>                         0000351998
<NAME>                        Data I/O Corporation
<MULTIPLIER>                                   1,000
       
<S>                             <C>                         <C>
<PERIOD-TYPE>                   9-MOS                       9-MOS
<FISCAL-YEAR-END>                              DEC-31-1998            DEC-25-1997
<PERIOD-START>                                 DEC-26-1997            DEC-27-1996
<PERIOD-END>                                   SEP-24-1998            SEP-25-1997
<CASH>                                               5,346                  8,113
<SECURITIES>                                        20,091                 24,855
<RECEIVABLES>                                        5,385                  6,072
<ALLOWANCES>                                           412                    394
<INVENTORY>                                          6,513                  8,158
<CURRENT-ASSETS>                                    41,025                 52,704
<PP&E>                                              21,794                 21,576
<DEPRECIATION>                                      19,283                 18,187
<TOTAL-ASSETS>                                      44,957                 57,736
<CURRENT-LIABILITIES>                               15,940                 19,478
<BONDS>                                                  0                      0
<PREFERRED-MANDATORY>                                    0                      0
<PREFERRED>                                              0                      0
<COMMON>                                            17,093                 16,412
<OTHER-SE>                                           9,089                 18,202
<TOTAL-LIABILITY-AND-EQUITY>                        44,957                 57,736
<SALES>                                             25,236                 35,027
<TOTAL-REVENUES>                                    25,236                 35,027
<CGS>                                               16,948                 17,153
<TOTAL-COSTS>                                       19,479                 16,389
<OTHER-EXPENSES>                                      (870)                (2,758)
<LOSS-PROVISION>                                        18                     72
<INTEREST-EXPENSE>                                      63                    164
<INCOME-PRETAX>                                    (10,402)                 4,007
<INCOME-TAX>                                           294                    122
<INCOME-CONTINUING>                                (10,696)                 3,885
<DISCONTINUED>                                         865                 (1,475)
<EXTRAORDINARY>                                          0                      0
<CHANGES>                                                0                      0
<NET-INCOME>                                        (9,831)                 2,410
<EPS-PRIMARY>                                        (1.38)                  0.35
<EPS-DILUTED>                                        (1.38)                  0.34
        


</TABLE>