The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 16, 2000
Filed:
Jan. 12, 1999
Applicant:
Inventor:
Mikio Sakurai, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365233 ; 36518905 ; 36523006 ; 36523008 ;
Abstract
The present invention relates to a synchronous semiconductor memory device and an object of the present invention is to provide a synchronous semiconductor memory device in which an operation mode such as a set burst length would not be lost even at the power off. Here, the synchronous semiconductor memory device according to the present invention includes non-volatile memory for storing operation mode and controlling data reading operation and data writing operation in accordance therewith.