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:
Jul. 29, 2025

Filed:

Sep. 08, 2023
Applicant:

Stmicroelectronics (Rousset) Sas, Rousset, FR;

Inventors:

Michel Cuenca, Septemes les Vallons, FR;

Didier Davino, Pourrières, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/70 (2006.01); H03M 1/08 (2006.01); H03M 1/78 (2006.01);
U.S. Cl.
CPC ...
H03M 1/70 (2013.01); H03M 1/0845 (2013.01); H03M 1/785 (2013.01);
Abstract

One embodiment provides a digital-to-analog converter that includes an output amplifier configured to be powered with a controllable power supply voltage and a ground reference voltage. The output amplifier is configured to generate an analog output signal having a dynamic range centered on a common-mode voltage. The output amplifier includes a common-mode adaptation circuit configured to position a level of the common-mode voltage at a level located in a middle portion of an interval of voltages located between the power supply voltage and the ground reference voltage, according to an effective level of the power supply voltage.


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