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.
Patent No.:
Date of Patent:
Sep. 27, 2022
Filed:
May. 07, 2021
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Kai-Chi Huang, Hsinchu, TW;
Yung-Chen Chien, Hsinchu, TW;
Chi-Lin Liu, Hsinchu, TW;
Wei-Hsiang Ma, Hsinchu, TW;
Jerry Chang Jui Kao, Hsinchu, TW;
Shang-Chih Hsieh, Hsinchu, TW;
Lee-Chung Lu, Hsinchu, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., Hsinchu, TW;
Abstract
A circuit includes first and second power domains. The first power domain has a first power supply voltage level and includes a master latch, a first level shifter, and a slave latch coupled between the master latch and the first level shifter. The second power domain has a second power supply voltage level different from the first power supply voltage level and includes a retention latch coupled between the slave latch and the first level shifter, and the retention latch includes a second level shifter.