<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM LUMISYS
INCORPORATED CONSOLIDATED BALANCE SHEETS AT SEPTEMBER 30, 1996 AND
CONSOLIDATED STATEMENTS OF INCOME FOR THE THREE AND NINE MONTHS ENDED
SEPTEMBER 30, 1996 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0001001289
<NAME> LUMISYS INCORPORATED
<MULTIPLIER> 1000
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1996
<PERIOD-END>                               SEP-30-1996             SEP-30-1996
<CASH>                                           17430                   17430
<SECURITIES>                                         0                       0
<RECEIVABLES>                                     3406                    3406
<ALLOWANCES>                                       288                     288
<INVENTORY>                                       3650                    3650
<CURRENT-ASSETS>                                   810                     810
<PP&E>                                             141                     141
<DEPRECIATION>                                       0                       0
<TOTAL-ASSETS>                                   25345                   25345
<CURRENT-LIABILITIES>                             2869                    2869
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                             6                       6
<OTHER-SE>                                           0                       0
<TOTAL-LIABILITY-AND-EQUITY>                     25345                   25345
<SALES>                                           5933                   16915
<TOTAL-REVENUES>                                  5933                   16915
<CGS>                                             2684                    7795
<TOTAL-COSTS>                                     2684                    7795
<OTHER-EXPENSES>                                  2148                    6335
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                               (238)                   (668)
<INCOME-PRETAX>                                   1339                    3453
<INCOME-TAX>                                       522                    1019
<INCOME-CONTINUING>                                817                    2434
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                       817                    2434
<EPS-PRIMARY>                                      .12                     .36
<EPS-DILUTED>                                      .12                     .36
        

</TABLE>