SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549

SCHEDULE 13D
(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(a)

(Amendment No. 14)

      If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box __.

(Continued on following pages)

(Page 1 of 7 Pages)

Table of Contents

13D

*These shares are the subject of a series of agreements between TRW Inc. and Goldman, Sachs & Co. pursuant to which TRW has pledged 2,000,000 shares as collateral to secure its obligations under the agreements. The agreements are described at Item 6 of Amendment No. 13 to Schedule 13D.

Table of Contents

SCHEDULE 13D

This Amendment No. 14 on Schedule 13D amends the beneficial ownership statement initially filed on February 12, 1998 on Schedule 13G, as amended by Amendment No. 1 on Schedule 13D filed on June 29, 1998, Amendment No. 2 on Schedule 13D filed on September 18, 1998, Amendment No. 3 on Schedule 13D filed on February 3, 1999, Amendment No. 4 on Schedule 13D filed on April 29, 1999, Amendment No. 5 on Schedule 13D filed on June 1, 1999, Amendment No. 6 on Schedule 13D filed on June 9, 1999, Amendment No. 7 on Schedule 13D filed on October 5, 1999, Amendment No. 8 on Schedule 13D filed on October 12, 1999, Amendment No. 9 on Schedule 13D filed on November 18, 1999, Amendment No. 10 on Schedule 13D filed on December 7, 1999, Amendment No. 11 on Schedule 13D filed on January 4, 2000, Amendment No. 12 on Schedule 13D filed on January 25, 2000 and Amendment No. 13 on Schedule 13D filed on February 15, 2000 (collectively, the “Schedule 13D”), pursuant to Rule 13d-1(d) under the Securities Exchange Act of 1934, as amended, by TRW Inc., an Ohio corporation (“TRW”). This statement is being filed to reflect TRW’s acquisition of 500,000 shares of common stock, no par value (“Common Stock”), of RF Micro Devices, Inc. (“RFMD”), upon the exercise of a warrant granted to TRW on November 15, 1999 (“Warrant No. 99-1”). Unless otherwise defined herein, all capitalized terms used herein shall have the respective meanings given such terms in the Schedule 13D. Except as modified herein, there have been no other changes in the information previously reported in the Schedule 13D.

Item 2. Identity and Background.

Paragraphs (a), (b), (c) and (f) of Item 2 of the Schedule 13D are amended by deleting them in their entirety and replacing them with the following:

      (a) - (c), (f) This statement is filed on behalf of TRW Inc. (“TRW”), an Ohio corporation, with its principal business address at 1900 Richmond Road, Cleveland, Ohio 44124. TRW is an international company that provides advanced technology products and services. The principal businesses of TRW and its subsidiaries are the design, manufacture and sale of products and the performance of systems engineering, research and technical services for industry and the United States Government in the automotive and aerospace and information systems markets. Attached and incorporated herein by reference is Schedule A, which sets forth certain information concerning the directors and executive officers of TRW.

Item 3. Source and Amount of Funds or Other Consideration.

Item 3 of the Schedule 13D is amended by adding the following to the disclosure contained therein:

      TRW exercised Warrant No. 99-1 on January 4, 2001. Pursuant to terms of Warrant No. 99-1, TRW acquired 500,000 shares of Common Stock at a purchase price of $20.0015625 per share for an aggregate purchase price of $10,000,781.25 in cash. The funds for such purchase were generated from the issuance of commercial paper.

Item 5. Interest in Securities of the Issuer.

Paragraphs (a), (b) and (c) of Item 5 of the Schedule 13D are amended by deleting them in their entirety and replacing them with the following:

(Page 3 of 7 Pages)

Table of Contents

      (a) TRW beneficially owns 23,501,896 shares of Common Stock. The number of shares of Common Stock beneficially owned by TRW represents 14.5 percent of the 162,225,454 shares of Common Stock outstanding as of October 31, 2000. The Directors and executive officers of TRW disclaim beneficial ownership of these shares.

      (b) TRW has sole voting power with respect to 23,501,896 shares. TRW has sole dispositive power with respect to 21,501,896 shares. The remaining 2,000,000 shares beneficially owned by TRW have been pledged as collateral to secure TRW’s obligations under a series of agreements between TRW and Goldman, Sachs & Co. (“GS&Co.”). See Item 6 of Amendment No. 13 to this Schedule 13D for a description of these agreements.

      (c) On January 4, 2001, TRW acquired 500,000 shares of Common Stock upon the exercise of Warrant No. 99-1 at an exercise price of $20.0015625 per share. Except for the foregoing, no transactions have been effected in the Common Stock by TRW or, to the best knowledge of TRW, by its directors and executive officers within the past 60 days.

(Page 4 of 7 Pages)

Table of Contents

SIGNATURES

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: January 9, 2001

(Page 5 of 7 Pages)

Table of Contents

Schedule A

The name and present principal occupation or employment of each director and executive officer of TRW and certain other information are set forth below. The business address of each such director and executive officer is 1900 Richmond Road, Cleveland, Ohio 44124. Unless otherwise indicated, each occupation set forth opposite an individual’s name refers to employment with TRW. All directors and executive officers listed below are citizens of the United States, except that Lord Hollick and Messrs. Maciver and Plant are each citizens of England and Mr. Pfannschmidt is a citizen of Germany.

(Page 6 of 7 Pages)

Table of Contents

(Page 7 of 7 Pages)