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:
Nov. 30, 1999

Filed:

Nov. 04, 1997
Applicant:
Inventors:

Young-Ho Suh, Suwon, KR;

Choong-Keun Kwak, Suwon, KR;

Sang-Jib Han, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H / ; H02H / ;
U.S. Cl.
CPC ...
327310 ; 327323 ; 327328 ;
Abstract

A data output circuit includes a periphery circuit connected between a supply voltage and a first ground voltage line and an output driver connected between a supply voltage and a second ground voltage line. The periphery circuit receives a first input signal and generates a first output signal on a node responsive to the first input signal, and the output driver receives a second input signal and the first output signal and generates a second output signal on an output pin in response thereto. A discharge circuit is coupled with the first ground voltage line wherein the discharge circuit allows current to flow from the first ground voltage line and wherein the discharge circuit blocks current flow to the first ground voltage line. Related methods are also discussed.


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