<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000749748
<NAME> PACIFIC CAPITAL TAX-FREE CASH ASSETS TRUST
<SERIES>
<NUMBER> 021
<NAME> ORIGINAL SHARES
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-END> MAR-31-2000
<INVESTMENTS-AT-COST> 152,305,809
<INVESTMENTS-AT-VALUE> 152,305,809
<RECEIVABLES> 1,300,260
<ASSETS-OTHER> 341
<OTHER-ITEMS-ASSETS> 5,495
<TOTAL-ASSETS> 153,611,905
<PAYABLE-FOR-SECURITIES> 2,002,460
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 493,321
<TOTAL-LIABILITIES> 2,495,781
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 151,116,165
<SHARES-COMMON-STOCK> 100,419,299
<SHARES-COMMON-PRIOR> 83,424,145
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (41)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 100,420,704
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 4,537,193
<OTHER-INCOME> 0
<EXPENSES-NET> 796,809
<NET-INVESTMENT-INCOME> 3,740,384
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 3,740,384
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 2,530,922
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 168,207,597
<NUMBER-OF-SHARES-REDEEMED> 151,311,068
<SHARES-REINVESTED> 98,624
<NET-CHANGE-IN-ASSETS> 20,131,985
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (41)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 378,127
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 799,249
<AVERAGE-NET-ASSETS> 86,408,987
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> .03
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> .03
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> .52
</TABLE>
