<ARTICLE>                     5
<LEGEND>
THIS  SCHEDULE  CONTAINS  SUMMARY  FINANCIAL   INFORMATION  EXTRACTED  FROM  THE
CONDENSED CONSOLIDATED BALANCE SHEET AND THE CONDENSED CONSOLIDATED STATEMENT OF
INCOME  AS FILED ON THE FORM  10-Q FOR THE  PERIODS  ENDED  SEPTEMBER  30,  1996
(UNAUDITED),  JUNE  30,  1996  (UNAUDITED),  AND  MARCH  31,  1996  (UNAUDITED),
RESPECTIVELY  AND IS QUALIFIED  IN ITS  ENTIRETY BY REFERENCE TO SUCH  FINANCIAL
STATEMENTS. THE QUARTERLY EARNINGS PER SHARE INFORMATION INCLUDED BELOW HAS BEEN
RESTATED TO REFLECT THE ADOPTION OF SFAS NO. 128
</LEGEND>
<RESTATED>
<MULTIPLIER>                 1,000
       
                                                       
<PERIOD-TYPE>                9-MOS             6-MOS            3-MOS
<FISCAL-YEAR-END>                  DEC-31-1996      DEC-31-1996      DEC-31-1996
<PERIOD-END>                       SEP-30-1996      JUN-30-1996      MAR-31-1996
<CASH>                                 72,986          53,902           25,750 
<SECURITIES>                            2,663           1,036           27,064
<RECEIVABLES>                          88,621          92,244           99,903
<ALLOWANCES>                            5,058           4,729            7,585
<INVENTORY>                            51,667          65,357           70,089
<CURRENT-ASSETS>                      243,855         240,074          246,428
<PP&E>                                 98,199          96,650           91,645
<DEPRECIATION>                         45,176          39,987           35,197
<TOTAL-ASSETS>                        299,728         302,747          306,441
<CURRENT-LIABILITIES>                  80,559          77,907           77,619
<BONDS>                                     0               0                0  
<PREFERRED-MANDATORY>                       0               0                0 
<PREFERRED>                                 0               0                0
<COMMON>                                  213             211              211
<OTHER-SE>                            217,455         222,591          226,052
<TOTAL-LIABILITY-AND-EQUITY>          299,728         302,747          306,441
<SALES>                               315,798         201,134           92,039
<TOTAL-REVENUES>                      315,798         201,134           92,039
<CGS>                                 172,542         111,872           52,456
<TOTAL-COSTS>                         172,542         111,872           52,456
<OTHER-EXPENSES>                      193,941         129,503           73,697
<LOSS-PROVISION>                            0               0                0
<INTEREST-EXPENSE>                          0               0                0
<INCOME-PRETAX>                       (48,865)        (38,944)         (33,527)
<INCOME-TAX>                          (15,652)        (12,489)         (10,729)          
<INCOME-CONTINUING>                   (33,213)        (26,455)         (22,798) 
<DISCONTINUED>                              0               0                0
<EXTRAORDINARY>                             0               0                0
<CHANGES>                                   0               0                0
<NET-INCOME>                          (33,213)        (26,455)         (22,798)     
<EPS-PRIMARY>                           (1.57)          (1.26)           (1.08)  
<EPS-DILUTED>                           (1.57)          (1.26)           (1.08)