<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted
from WJ Communications, Inc. and subsidiaries and is qualified
in its entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C> <C> <C> <C> <C>
<PERIOD-TYPE> YEAR YEAR YEAR 3-MOS 3-MOS
<FISCAL-YEAR-END> DEC-31-1997 DEC-31-1998 DEC-31-1999 MAR-26-1999 MAR-31-2000
<PERIOD-START> JAN-01-1997 JAN-01-1998 JAN-01-1999 JAN-01-1999 JAN-01-2000
<PERIOD-END> DEC-31-1997 DEC-31-1998 DEC-31-1999 MAR-26-1999 MAR-31-2000
<CASH> 0 19,271 131,065 0 15,552
<SECURITIES> 0 45,353 42,747 0 0
<RECEIVABLES> 0 13,303 11,866 0 12,755
<ALLOWANCES> 0 500 504 0 504
<INVENTORY> 0 4,093 5,146 0 8,345
<CURRENT-ASSETS> 0 150,330 226,712 0 48,038
<PP&E> 0 39,802 34,514 0 35,275
<DEPRECIATION> 0 (25,355) (20,851) 0 (20,828)
<TOTAL-ASSETS> 0 184,589 243,620 0 68,393
<CURRENT-LIABILITIES> 0 31,748 27,398 0 31,050
<BONDS> 0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
<COMMON> 0 34,454 37,798 0 65,035
<OTHER-SE> 0 99,225 164,339 0 (71,232)
<TOTAL-LIABILITY-AND-EQUITY> 0 184,589 243,620 0 68,393
<SALES> 31,174 63,568 82,404 23,528 17,051
<TOTAL-REVENUES> 31,174 63,568 31,870 23,528 17,051
<CGS> 25,591 43,400 50,534 16,095 10,075
<TOTAL-COSTS> 13,663 19,970 29,751 5,935 42,489
<OTHER-EXPENSES> (249) 1,220 412 184 (519)
<LOSS-PROVISION> 0 0 0 0 0
<INTEREST-EXPENSE> (795) (601) (520) (120) (872)
<INCOME-PRETAX> 683 21,471 68,733 2,406 (35,878)
<INCOME-TAX> (240) (6,978) (26,383) (782) 10,764
<INCOME-CONTINUING> 443 14,493 42,350 1,624 (25,114)
<DISCONTINUED> 2,805 (63,701) 9,661 1,229 212
<EXTRAORDINARY> 0 0 0 0 0
<CHANGES> 0 0 0 0 0
<NET-INCOME> 32,925 (49,208) 67,840 2,853 6,477
<EPS-BASIC> 0.13 (0.21) 0.35 0.02 0.07
<EPS-DILUTED> 0.13 (0.21) 0.34 0.02 0.07
</TABLE>