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:
Feb. 02, 2021
Filed:
Mar. 07, 2019
Applicant:
Winbond Electronics Corp., Taichung, TW;
Inventor:
Ying-Te Tu, Taichung, TW;
Assignee:
Winbond Electronics Corp., Taichung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01); H01L 25/065 (2006.01); G11C 11/4074 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2896 (2013.01); H01L 25/0657 (2013.01); G11C 11/4074 (2013.01); H01L 2225/0651 (2013.01); H01L 2225/06596 (2013.01);
Abstract
An integrated circuit and a detection method for multi-chip status thereof are provided. The integrated circuit includes at least one chip. The at least one chip has a stack status pin and a busy pin. The at least one chip applies a bias voltage on the busy pin according to a voltage status of the stack status pin. The at least one chip further detects an indication voltage on the busy pin, and decides whether a number of the at least chip is plural according to the indication voltage on the busy pin.