<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> MAR-31-1997 <PERIOD-START> APR-01-1996 <PERIOD-END> JUN-30-1996 <CASH> 51,298 <SECURITIES> 0 <RECEIVABLES> 48,619 <ALLOWANCES> 958 <INVENTORY> 25,499 <CURRENT-ASSETS> 6,437 <PP&E> 50,543 <DEPRECIATION> 32,134 <TOTAL-ASSETS> 203,531 <CURRENT-LIABILITIES> 41,904 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 3,721 <OTHER-SE> 156,588 <TOTAL-LIABILITY-AND-EQUITY> 203,531 <SALES> 81,122 <TOTAL-REVENUES> 81,122 <CGS> 30,248 <TOTAL-COSTS> 37,271 <OTHER-EXPENSES> (117) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (537) <INCOME-PRETAX> 14,257 <INCOME-TAX> 5,845 <INCOME-CONTINUING> 5,412 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 8,412 <EPS-PRIMARY> 0.48 <EPS-DILUTED> 0.46