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. 13, 2014
Filed:
Mar. 08, 2012
Applicants:
Da-wei Lai, Singapore, SG;
Ying-chang Lin, Singapore, SG;
Mahadeva Iyer Natarajan, Clifton Park, NY (US);
Inventors:
Da-Wei Lai, Singapore, SG;
Ying-Chang Lin, Singapore, SG;
Mahadeva Iyer Natarajan, Clifton Park, NY (US);
Assignee:
GLOBALFOUNDRIES Singapore Pte. Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ESD-robust I/O driver circuit is disclosed. Embodiments include providing a first NMOS transistor having a first source, a first drain, and a first gate; coupling the first source to a ground rail and the first drain to an I/O pad; coupling a gate driver control circuit to the first drain and the first gate; and providing a ground potential to the first gate, via the gate driver control circuit, during an ESD event occurring from the I/O pad to the ground rail.