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.

Date of Patent:
Dec. 29, 2015

Filed:

Jul. 14, 2014
Applicant:

Renesas Electronics Corporation, Kawasaki-shi, JP;

Inventor:

Kazuhiro Koudate, Kawasaki, JP;

Assignee:

Renesas Electronics Corporation, Kawasaki-Shi, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/00 (2006.01); H03K 19/0175 (2006.01); H03K 3/356 (2006.01); H03K 19/0185 (2006.01);
U.S. Cl.
CPC ...
H03K 19/0013 (2013.01); H03K 3/356113 (2013.01); H03K 19/017509 (2013.01); H03K 19/018521 (2013.01);
Abstract

A level shifter includes high breakdown voltage first and second PMOS transistors, high breakdown voltage first and second depression NMOS transistors having gates respectively supplied with first and second control signals, low breakdown voltage first and second NMOS transistors having gates respectively supplied with third and fourth control signals, and a timing control unit that generates the first control signal and the third control signal different from the first control signal corresponding to an inverted signal of an input signal, and generates the second control signal and the fourth control signal different from the second control signal corresponding to a non-inverted signal of the input signal.


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