<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
(in thousands)
</LEGEND>
<CIK> 0000917639
<NAME> CIDCO Incorporated
<S> <C>
<PERIOD-TYPE> 3-Mos
<FISCAL-YEAR-END> Dec-31-2000
<PERIOD-END> Sep-30-2000
<CASH> 20,282
<SECURITIES> 11,215
<RECEIVABLES> 21,440
<ALLOWANCES> 281
<INVENTORY> 19,317
<CURRENT-ASSETS> 87,152
<PP&E> 32,557
<DEPRECIATION> (27,778)
<TOTAL-ASSETS> 94,789
<CURRENT-LIABILITIES> 29,154
<BONDS> 0
0
0
<COMMON> 144
<OTHER-SE> 65,491
<TOTAL-LIABILITY-AND-EQUITY> 94,789
<SALES> 21,455
<TOTAL-REVENUES> 21,455
<CGS> 16,053
<TOTAL-COSTS> 31,202
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (12,088)
<INCOME-TAX> 0
<INCOME-CONTINUING> 0
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (12,088)
<EPS-BASIC> (.87)
<EPS-DILUTED> (.87)
</TABLE>