Nov 16 - Fitch Ratings has assigned an 'A' rating to McDonald's (NYSE: MCD) EUR500 million (approximately $637 million) 2.375% senior unsecured notes due Nov. 27, 2024. The Rating Outlook is Stable. On Sept. 30, 2012, McDonald's had $13.3 billion of total debt. The notes were issued under McDonald's global medium-term note program base prospectus dated Oct. 2, 2012, are not bound by financial covenants, and rank pari passu with existing debt. Proceeds will be used for general corporate pur