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:
Oct. 02, 2018

Filed:

May. 30, 2017
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventor:

Vinod Menezes, Bangalore, IN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/00 (2006.01); H03K 17/22 (2006.01); H03K 5/04 (2006.01); H03K 5/24 (2006.01);
U.S. Cl.
CPC ...
H03K 17/223 (2013.01); H03K 5/04 (2013.01); H03K 5/2472 (2013.01);
Abstract

A low power reset circuit includes a bias generator for receiving an operating voltage generated by a power supply and generating a bias voltage in response to the received operating voltage. The operation speed of a shaper for generating a shaped signal for indicating the operating voltage and the operation speed of a comparator for comparing a threshold reference voltage with the shaped signal are both controlled in response to the generated bias voltage. The comparator also generates a comparison signal for indicating a result of the comparison. In response to the comparison signal, a reset signal generator generates a reset signal for resetting protected circuitry powered by the operating voltage generated by the power supply.


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