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:
May. 10, 2022
Filed:
Jan. 12, 2021
SK Hynix Inc., Gyeonggi-do, KR;
Yun Seok Hong, Gyeonggi-do, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
According to an embodiment, a semiconductor device comprises a first monitoring pad and a second monitoring pad; a test circuit including an NMOS transistor having a drain and source coupled between a first voltage terminal and a common node, a PMOS transistor having a drain and source coupled between the common node and a second voltage terminal, a first switching element having a first terminal coupled to the common node via a first resistor and a second terminal coupled to the first monitoring pad, and a second switching element having a third terminal coupled to the common node via a second resistor and a fourth terminal coupled to the second monitoring pad; and a test control circuit suitable for controlling the test circuit.