<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from financial
statements as of June 30, 2000 and is qualified in its entirety by reference to
such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 15,417
<SECURITIES> 14,948
<RECEIVABLES> 12,913
<ALLOWANCES> 304
<INVENTORY> 6,843
<CURRENT-ASSETS> 50,451
<PP&E> 7,080
<DEPRECIATION> 4,908
<TOTAL-ASSETS> 56,543
<CURRENT-LIABILITIES> 6,491
<BONDS> 0
0
0
<COMMON> 207
<OTHER-SE> 49,589
<TOTAL-LIABILITY-AND-EQUITY> 56,543
<SALES> 24,370
<TOTAL-REVENUES> 24,370
<CGS> 8,941
<TOTAL-COSTS> 8,941
<OTHER-EXPENSES> 12,805
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 3,525
<INCOME-TAX> 1,332
<INCOME-CONTINUING> 2,203
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 2,203
<EPS-BASIC> 0.11
<EPS-DILUTED> 0.11
</TABLE>