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:
Jul. 07, 1998

Filed:

Sep. 27, 1996
Applicant:
Inventors:

Roland T Knaack, Starkville, MS (US);

Shiva P Gowni, Bangalore, IN;

Assignee:

Cypress Semiconductor Corp., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C / ; H03K / ;
U.S. Cl.
CPC ...
36523006 ; 365 49 ; 36518905 ; 365227 ; 326 27 ; 326 57 ; 326 58 ; 327170 ; 327380 ; 327381 ;
Abstract

A bit line driver circuit includes a first driver and a second driver. The first driver drives a bit line when the bit line driver is in a first state. The second driver drives the bit line when the bit line driver is in a second state. The first driver is configured to produce a slow slew rate for the bit line and the second driver is configured to produce a faster slew rate for the bit line. The first and second drivers may include a first and second pair of driver transistors which are each coupled to the bit line. The states of the bit line driver circuit may be defined by instruction signals applied to the driver circuit and the driver circuit includes decoder logic to interface the instruction to the first and second pairs of driver transistors.


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