<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS 9-MOS YEAR <FISCAL-YEAR-END> DEC-31-1996 DEC-31-1996 DEC-31-1996 <PERIOD-START> JAN-01-1996 JAN-01-1996 JAN-01-1996 <PERIOD-END> JUN-30-1996 SEP-30-1996 DEC-31-1996 <CASH> 19,418 6,645 33,935 <SECURITIES> 20,326 17,939 4,263 <RECEIVABLES> 61,761 54,839 59,231 <ALLOWANCES> 3,301 2,892 3,942 <INVENTORY> 26,785 27,147 22,715 <CURRENT-ASSETS> 133,892 111,911 122,188 <PP&E> 26,098 15,465 28,245 <DEPRECIATION> 10,685 11,996 13,692 <TOTAL-ASSETS> 133,892 111,9111 138,250 <CURRENT-LIABILITIES> 41,671 25,664 29,079 <BONDS> 0 352 738 <PREFERRED-MANDATORY> 0 0 0 <PREFERRED> 0 0 0 <COMMON> 49,535 47,421 47,912 <OTHER-SE> 59,217 55,045 60,048 <TOTAL-LIABILITY-AND-EQUITY> 151,030 129,087 138,250 <SALES> 126,267 185,347 258,475 <TOTAL-REVENUES> 126,267 185,347 258,475 <CGS> 89,531 132,649 185,313 <TOTAL-COSTS> 89,531 132,649 185,313 <OTHER-EXPENSES> 29,282 42,046 56,232 <LOSS-PROVISION> 255,734 300 1,040 <INTEREST-EXPENSE> 0 11 45 <INCOME-PRETAX> 8,507 12,040 18,422 <INCOME-TAX> 3,020 4,168 5,622 <INCOME-CONTINUING> 5,843 8,221 13,132 <DISCONTINUED> 0 0 0 <EXTRAORDINARY> 0 0 0 <CHANGES> 0 0 0 <NET-INCOME> 5,843 8,221 13,132 <EPS-PRIMARY> 0.27 0.38 0.60 <EPS-DILUTED> 0.25 0.36 0.58