<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000749748
<NAME> CASH ASSETS TRUST
<SERIES>
<NUMBER> 011
<NAME> PACIFIC CAPITAL CASH ASSETS TRUST ORIGINAL SHARES
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-END> SEP-30-2000
<INVESTMENTS-AT-COST> 633,907,362
<INVESTMENTS-AT-VALUE> 633,907,362
<RECEIVABLES> 116,654
<ASSETS-OTHER> 23,838
<OTHER-ITEMS-ASSETS> 589
<TOTAL-ASSETS> 634,048,443
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 3,344,795
<TOTAL-LIABILITIES> 3,344,795
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 631,080,854
<SHARES-COMMON-STOCK> 415,527,593
<SHARES-COMMON-PRIOR> 513,418,040
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (377,206)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 415,066,294
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 20,694,076
<OTHER-INCOME> 0
<EXPENSES-NET> 2,048,055
<NET-INVESTMENT-INCOME> 18,646,021
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 18,646,021
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 13,171,571
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 599,914,903
<NUMBER-OF-SHARES-REDEEMED> 698,087,382
<SHARES-REINVESTED> 282,033
<NET-CHANGE-IN-ASSETS> (56,627,992)
<ACCUMULATED-NII-PRIOR> 5,492
<ACCUMULATED-GAINS-PRIOR> (377,206)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,220,424
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2,048,255
<AVERAGE-NET-ASSETS> 447,771,395
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.03
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> 0.03
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> .56
</TABLE>