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:
Jan. 14, 2003

Filed:

Jun. 29, 2000
Applicant:
Inventors:

Jacopo Mulatti, Latisana, IT;

Marco Maccarrone, Palestro, IT;

Assignee:

STMicroelectronics S.r.l., Agrate Brianza, IL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 1/706 ;
U.S. Cl.
CPC ...
G01R 1/706 ;
Abstract

Presented is an analog voltage value measuring device for measuring any of a set of voltage references that are generated inside a memory architecture. The selected voltage to be measured is connected to a facility line through a multiplexer. The memory architecture includes a set of output buffers connected to a respective set of output pads. The device also includes a converter block, connected between the facility line and the output buffers of the memory architecture for converting a measured analog value of a voltage reference selected by the multiplexer to a digital value, which is presented on the output pads. A method of measuring an analog voltage value in a memory device is also disclosed. The method includes selecting an analog voltage value from the set of voltage values; transferring the selected analog value onto the facility line; converting the selected analog value to a digital value; and presenting the digital value on the output pads.


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