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:
Mar. 30, 2010
Filed:
Jun. 11, 2008
Junji Monden, Kanagawa, JP;
Naoichi Kawaguchi, Kanagawa, JP;
Junji Monden, Kanagawa, JP;
Naoichi Kawaguchi, Kanagawa, JP;
NEC Electronics Corporation, Kanagawa, JP;
Abstract
The object of the present invention is to appropriately constitute such a semiconductor integrated circuit that mounts a plurality of semiconductor chips thereon so as to increase storage capacity. A semiconductor chip, including: a chip enable buffer circuit which outputs a chip enable signal in response to an output command of the chip enable signal; a standard chip enable pad which receives the output command; a first extension pad which supplies a first extension chip enable signal to the chip enable buffer circuit; a second extension pad which supplies a second extension chip enable signal to the chip enable buffer circuit; a first option pad which receives a first option signal; and a second option pad which receives a second option signal, is constituted.