<TABLE> <S> <C>


<ARTICLE>                     5
<CIK>                         0000351998
<NAME>                        DATA I/O CORP
<MULTIPLIER>                                   1,000
<CURRENCY>                    U.S. DOLLARS

<S>                             <C>                         <C>
<PERIOD-TYPE>                   9-MOS                       9-MOS
<FISCAL-YEAR-END>                              DEC-30-1999            DEC-31-1998
<PERIOD-START>                                 JAN-01-1999            DEC-26-1997
<PERIOD-END>                                   SEP-30-1999            SEP-24-1998
<EXCHANGE-RATE>                                       1                      1
<CASH>                                            2,344                  5,346
<SECURITIES>                                     11,692                 20,091
<RECEIVABLES>                                     6,250                  5,385
<ALLOWANCES>                                        457                    412
<INVENTORY>                                       6,467                  6,513
<CURRENT-ASSETS>                                 27,584                 41,025
<PP&E>                                           12,439                 21,794
<DEPRECIATION>                                   10,236                 19,283
<TOTAL-ASSETS>                                   32,361                 44,957
<CURRENT-LIABILITIES>                            11,173                 15,940
<BONDS>                                               0                      0
<PREFERRED-MANDATORY>                                 0                      0
<PREFERRED>                                           0                      0
<COMMON>                                         17,803                 17,633
<OTHER-SE>                                          878                  8,549
<TOTAL-LIABILITY-AND-EQUITY>                     32,361                 44,957
<SALES>                                          26,137                 25,236
<TOTAL-REVENUES>                                 26,137                 25,236
<CGS>                                            13,982                 16,948
<TOTAL-COSTS>                                    14,463                 20,019
<OTHER-EXPENSES>                                 (1,788)                  (870)
<LOSS-PROVISION>                                     42                     18
<INTEREST-EXPENSE>                                   28                     63
<INCOME-PRETAX>                                    (590)               (10,942)
<INCOME-TAX>                                         15                    294
<INCOME-CONTINUING>                                (605)               (11,236)
<DISCONTINUED>                                      831                    865
<EXTRAORDINARY>                                       0                      0
<CHANGES>                                             0                      0
<NET-INCOME>                                        226                (10,371)
<EPS-BASIC>                                       .03                  (1.45)
<EPS-DILUTED>                                       .03                  (1.45)



</TABLE>