EXHIBIT 32.2


CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT
TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


I, William A. Priddy, Jr., Chief Financial Officer of RF Micro Devices,
Inc. (the "Company"), certify pursuant to Section 906 of the Sarbanes-
Oxley Act of 2002, 18 U.S.C. Section 1350, that:

(1)	the Quarterly Report on Form 10-Q of the Company for the quarterly
period ended September 30, 2004 (the "Report") fully complies with the
requirements of Section 13(a) or 15(d) of the Securities Exchange
Act of 1934; and

(2)	the information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations
of the Company.


/s/ William A. Priddy, Jr.
- -----------------------------
William A. Priddy, Jr.
Chief Financial Officer and Corporate
Vice President of Administration
November 8, 2004


A signed original of this written statement required by Section 906 has
been provided to RF Micro Devices, Inc. and will be retained by RF Micro
Devices, Inc. and furnished to the Securities and Exchange Commission or
its staff upon request.