Document and Entity Information	3 Months Ended
	Feb. 04, 2012
Document and Entity Information [Abstract]
Entity Registrant Name	ANALOG DEVICES INC
Entity Central Index Key	0000006281
Document Type	10-Q
Document Period End Date	Feb. 04, 2012
Amendment Flag	false
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q1
Current Fiscal Year End Date	--11-03
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding	297,832,028