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. 23, 2024

Filed:

Apr. 18, 2023
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;

Inventors:

Yung-Chen Chien, Hsinchu, TW;

Xiangdong Chen, Hsinchu, TW;

Hui-Zhong Zhuang, Hsinchu, TW;

Tzu-Ying Lin, Hsinchu, TW;

Jerry Chang Jui Kao, Hsinchu, TW;

Lee-Chung Lu, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/3562 (2006.01); H03K 3/012 (2006.01); H03K 3/037 (2006.01);
U.S. Cl.
CPC ...
H03K 3/35625 (2013.01); H03K 3/012 (2013.01); H03K 3/0372 (2013.01); H03K 3/0375 (2013.01);
Abstract

A flip-flop circuit includes a first inverter configured to receive a first clock signal and output a second clock signal, a second inverter configured to receive the second clock signal and output a third clock signal, a master stage, and a slave stage including a first feedback inverter and a first transmission gate. The first feedback inverter includes a first transistor configured to receive the first clock signal and a second transistor configured to receive the second clock signal, and the first transmission gate includes first and second input terminals configured to receive the second and third clock signals.


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