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:
Mar. 08, 2022

Filed:

Jul. 08, 2020
Applicant:

Analog Devices International Unlimited Company, Limerick, IE;

Inventors:

Joseph Adut, Palo Alto, CA (US);

Gregory Fung, Fremont, CA (US);

Brian Hamilton, Menlo Park, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 17/00 (2006.01); H03M 1/12 (2006.01);
U.S. Cl.
CPC ...
H03K 17/005 (2013.01); H03M 1/1205 (2013.01);
Abstract

An example analog signal multiplexer includes two differential input signal ports for receiving a first and a second differential input signals, INand IN. The multiplexer further includes a differential output signal port with two output terminals OUT+ and OUT−, for outputting a signal based on one or more of the input signals INand IN. Furthermore, the multiplexer includes a pair of load elements, and an additional differential output signal port that has two output terminals TERM+ and TERM−. The load elements are not coupled directly to the output terminals OUT+ and OUT−, but, rather, are coupled to the output terminals of the additional output signal port, TERM+ and TERM−, enabling a modular approach where multiple instances of the multiplexer may be combined on an 'as-needed' basis to realize multiplexing between a larger number of differential inputs that a single multiplexer would allow.


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