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. 07, 1996
Filed:
Sep. 22, 1994
Applicant:
Inventors:
Hidetaka Fukazawa, Chofu, JP;
Satoshi Sekine, Kawasaki, JP;
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361111 ; 361 56 ; 361 91 ;
Abstract
A static protection circuit for a semiconductor integrated circuit device which provides static protection for an integrated circuit driven on multiple different power supply voltages is provided. The static protection circuit comprises a transistor having its two controlled terminals connected to each of the power supply lines and a GND line, respectively, and its control line connected to one of said controlled terminals; and a transistor having its controlled terminals connected to each of said power supply lines and its control terminal to which a nonconductive voltage is applied.