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. 19, 2019
Filed:
Mar. 23, 2018
Renesas Electronics Corporation, Tokyo, JP;
Koji Takayanagi, Tokyo, JP;
RENESAS ELECTRONICS CORPORATION, Tokyo, JP;
Abstract
A semiconductor device includes: a semiconductor chip including a level shift circuit to output a high amplitude signal from an input of a logical signal, the level shift circuit including a series coupling circuit coupled to a second power supply, a control circuit coupled to the series coupling circuit for controlling the series coupling circuit based on the logical signal, and a first potential conversion circuit coupled between the series coupling circuit and the control circuit and coupled to a first power supply. The series coupling circuit includes a plurality of first MOS transistors coupled in series between the second power supply and a reference power supply, and a plurality of second MOS transistors coupled in series between the second power supply and the reference power supply in series with the plurality of first MOS transistors.