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:
Feb. 21, 2017

Filed:

Dec. 28, 2015
Applicant:

SK Hynix Inc., Icheon-si Gyeonggi-do, KR;

Inventors:

Tae Sik Yun, Icheon-si Gyeonggi-do, KR;

Sang Jin Byeon, Icheon-si Gyeonggi-do, KR;

Assignee:

SK HYNIX INC., Icheon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/00 (2006.01); H01L 25/065 (2006.01); H03K 19/003 (2006.01); H03K 17/14 (2006.01); G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
H01L 25/0657 (2013.01); H03K 17/14 (2013.01); H03K 19/00369 (2013.01); G01R 31/2882 (2013.01); H01L 2224/16 (2013.01); H01L 2224/16145 (2013.01); H01L 2225/06513 (2013.01); H01L 2225/06541 (2013.01); H01L 2225/06544 (2013.01); Y10T 307/826 (2015.04);
Abstract

A semiconductor apparatus includes: a slave chip including a signal transfer unit configured to determine whether or not to transfer an input signal in response to a chip select signal; a master chip including a replica circuit unit having the same configuration as the signal transfer unit and a signal output unit configured to receive an output signal of the signal transfer unit and an output signal of the replica circuit unit and generate an output signal in response to the control signal; a first through-chip via vertically formed through the slave chip, and having one end connected to the master chip to receive the input signal and the other end connected to the signal transfer unit; and a second through-chip via vertically formed through the slave chip, and having one end connected to the signal transfer unit and the other end connected to the signal output unit.


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