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:
Nov. 12, 2024

Filed:

Dec. 14, 2022
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Subhashish Mukherjee, Bangalore, IN;

Yogesh Darwhekar, Bangalore, IN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 21/00 (2006.01); H03K 21/02 (2006.01); H03M 1/06 (2006.01);
U.S. Cl.
CPC ...
H03M 1/0604 (2013.01); H03K 21/026 (2013.01);
Abstract

A digital-to-time converter (DTC) circuit. The DTC circuit includes a charge node. A variable current source has a source input and a source output. The source input is coupled to a DTC digital input and the source output is coupled to the charge node. A capacitor has a first capacitor electrode and a second capacitor electrode. The first capacitor electrode is coupled to the charge node. A comparator has a first comparator input, a second comparator input, and a comparator output. The first comparator input is coupled to the charge node, the second comparator input is coupled to a reference voltage terminal, and the comparator output is coupled to a DTC output. A pre-charge circuit has a pre-charge control input and a pre-charge output. The pre-charge control input is coupled to a DTC pre-charge input and the pre-charge output is coupled to the capacitor.


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