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:
Jul. 20, 2004
Filed:
Apr. 17, 2001
Applicant:
Inventors:
Steven J. Tinsley, Garland, TX (US);
Julie Hwang, Richardson, TX (US);
Mark W. Morgan, Allen, TX (US);
Assignee:
Texas Instruments Incorporated, Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/300 ;
U.S. Cl.
CPC ...
G06F 1/300 ;
Abstract
A driver ( ) which meets wide common mode voltage requirements is provided. Output passgates ( ) protect sensitive line driver circuitry ( ) from extreme bus voltages; enabling/disabling circuits ( ) detect fault conditions to ensure the line driver is disabled when needed, and pull-ups ( ) assist in line driver start up by preventing negative voltage conditions on the bus driven by the line driver.