<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM LUMISYS
INCORPORATED CONSOLDATED BALANCE SHEETS AT DECEMBER 31, 1997 AND CONSOL-
IDATED STATEMENTS OF OPERATIONS FOR THE YEAR ENDED DECEMBER 31 1997 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1000

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   YEAR                   YEAR                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1996             DEC-31-1995
<PERIOD-END>                               DEC-31-1997             DEC-31-1996             DEC-31-1995
<CASH>                                            7522                   22490                       0
<SECURITIES>                                     17007                       0                       0
<RECEIVABLES>                                     5279                    4746                       0
<ALLOWANCES>                                       657                     376                       0
<INVENTORY>                                       2892                    3367                       0
<CURRENT-ASSETS>                                 33812                   32185                       0
<PP&E>                                            1594                    1944                       0
<DEPRECIATION>                                     988                    1061                       0
<TOTAL-ASSETS>                                   34418                   33241                       0
<CURRENT-LIABILITIES>                             6439                    3417                       0
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                            10                      10                       0
<OTHER-SE>                                           0                       0                       0
<TOTAL-LIABILITY-AND-EQUITY>                     34418                   33241                       0
<SALES>                                          29709                   28686                   21337
<TOTAL-REVENUES>                                 29709                   28686                   21337
<CGS>                                            13206                   13032                   10713
<TOTAL-COSTS>                                    13206                   13032                   10713
<OTHER-EXPENSES>                                 19744                   12156                    9794
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                              (1117)                   (979)                   (213)
<INCOME-PRETAX>                                 (2124)                    4477                    1039
<INCOME-TAX>                                      1225                    1662                   (762)
<INCOME-CONTINUING>                             (3349)                    2815                    1801
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                    (3349)                    2815                    1801
<EPS-PRIMARY>                                   (0.33)                    0.29                    0.27
<EPS-DILUTED>                                   (0.33)                    0.29                    0.25


</TABLE>