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. 02, 2017

Filed:

Feb. 18, 2016
Applicant:

Faraday Technology Corp., Hsinchu, TW;

Inventors:

Chiang-Hsiang Liao, Hsinchu, TW;

Sheng-Hua Chen, Hsinchu, TW;

Assignee:

Faraday Technology Corp., Hsin-Chu, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/289 (2006.01); H03K 3/037 (2006.01);
U.S. Cl.
CPC ...
H03K 3/0375 (2013.01); H03K 3/0372 (2013.01);
Abstract

A flip-flop circuit including a first logic circuit, a first master latch, a second master latch, and a slave latch is provided. The first logic circuit operates a logic operation on a selecting signal and a clock signal to generate a first control signal. The first master latch receives a data signal according to the first control signal and latches the data signal according to the selecting signal and the clock signal. The second master latch receives a scan data signal according to the selecting signal and the clock signal, wherein an output terminal of the second master latch is directly connected to an output terminal of the first master latch. The slave latch latches a signal on the output terminals of the first and second master latches for generating an output signal.


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