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. 07, 2000

Filed:

Sep. 10, 1998
Applicant:
Inventors:

Federico Pio, Milan, IT;

Bruno Vajana, Bergamo, IT;

Paola Paruzzi, Robbiate, IT;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
36518909 ; 365226 ;
Abstract

A generator for generating a plurality of predetermined voltage values for non-volatile memories. The generator includes an input node, a plurality of circuit branches, and an output terminal. The input node has a reference voltage and is connected to at least one of the circuit branches. Each of the circuit branches has at least one active element to selectively and independently turn on and turn off each of the circuit branches by a voltage applied to a control terminal of each active element. The output terminal connects to at least one of the circuit branches and supplies a voltage level based on the reference voltage and a voltage drop across each activated circuit branch. Alternatively, the output terminal supplies a floating voltage level in the event of one or more of the active elements along each of the circuit branches being turned off so as to isolate the input node from the output terminal.


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