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:
May. 09, 2023

Filed:

Sep. 30, 2021
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventor:

Abhijit Kumar Das, Plano, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/12 (2006.01); H03M 1/46 (2006.01); H03M 1/36 (2006.01);
U.S. Cl.
CPC ...
H03M 1/462 (2013.01); H03M 1/1245 (2013.01); H03M 1/362 (2013.01); H03M 1/466 (2013.01);
Abstract

An analog-to-digital converter (ADC) is provided. In some examples, the ADC includes a first reference voltage supply input, a second reference voltage supply input, a comparator comprising an input node, and a first reference switch coupled between the second reference voltage supply input and the input node of the comparator. The ADC also includes a set of capacitors, where each capacitor of the set of capacitors comprises a first terminal. In addition, the ADC includes a second reference switch coupled between the first reference voltage supply input and the first terminal of each capacitor of the set of capacitors. The ADC further includes a third switch coupled between the input node of the comparator and the first terminal of each capacitor of the set of capacitors.


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