<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> SEP-30-1999 <CASH> 12,306 <SECURITIES> 3,525 <RECEIVABLES> 23,477 <ALLOWANCES> 1,628 <INVENTORY> 15,952 <CURRENT-ASSETS> 58,579 <PP&E> 24,095 <DEPRECIATION> 19,575 <TOTAL-ASSETS> 66,568 <CURRENT-LIABILITIES> 24,607 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 60,360 <OTHER-SE> (18,399) <TOTAL-LIABILITY-AND-EQUITY> 66,568 <SALES> 83,590<F1> <TOTAL-REVENUES> 83,590 <CGS> 49,282<F2> <TOTAL-COSTS> 49,282 <OTHER-EXPENSES> 39,007 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 1 <INCOME-PRETAX> (4,234) <INCOME-TAX> 6,951 <INCOME-CONTINUING> (11,185) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (11,185) <EPS-BASIC> (0.69) <EPS-DILUTED> (0.69) <FN> <F1>INCLUDES REVENUES FROM LICENSING OF SOFTWARE AND SUPPORT SERVICES. <F2>INCLUDES COSTS FROM LICENSING OF SOFTWARE AND SUPPORT SERVICES. </FN>