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EXHIBIT 23.1
CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS
We consent to the incorporation by reference in the Registration Statements
(on Form S-8 No. 333-35408 pertaining to the 1997 Employee Stock Purchase
Plan, No. 333-47185 pertaining to the 1982 Employee Incentive Stock Option
Plan, the 1992 Employee Stock Option Plan and the 1997 Directors' Stock Option
Plan, No. 333-76767 pertaining to the 1998 Employee Stock Purchase Plan, and
No. 333-74787 pertaining to the 1998 Cimaron Communications Corporation Stock
Incentive Plan) of Applied Micro Circuits Corporation of our report dated
April 19, 2000, with respect to the consolidated financial statements and
schedule of Applied Micro Circuits Corporation included in the Annual Report
on Form 10-K for the year ended March 31, 2000.
ERNST & YOUNG LLP
San Diego, California
June 23, 2000
