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. 03, 2026

Filed:

Jun. 24, 2024
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventor:

Kiyoshi Nakai, Tokyo, JP;

Assignee:

Micron Technology, Inc., Boise, ID (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/40 (2006.01); G11C 11/4076 (2006.01); G11C 11/4093 (2006.01); G11C 11/4096 (2006.01); H03K 19/20 (2006.01); H01L 23/48 (2006.01);
U.S. Cl.
CPC ...
G11C 11/4096 (2013.01); G11C 11/4076 (2013.01); G11C 11/4093 (2013.01); H03K 19/20 (2013.01); H01L 23/481 (2013.01);
Abstract

Embodiments of the disclosure provide an apparatus comprising: a plurality of TSVs; a plurality of core dies stacked with one another; and an output control circuit. Each core die includes a data output circuit coupled to one or more TSVs to output read data. The data output circuit includes a data splitter to provide first and second complementary read data in parallel based on the read data, an output data latch to latch the first and second read data, and an output data buffer to receive the first and second read data from the output data latch and drive the TSVs based on the first and second read data. The output control circuit provides a first reset signal to the output data buffer and a second reset signal to the data splitter or the output data buffer to disable the output of the read data to the TSVs.


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