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:
Sep. 01, 2015

Filed:

Dec. 20, 2012
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Jentsung Lin, San Diego, CA (US);

Paul D. Bassett, Austin, TX (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 19/00 (2006.01); G11C 7/00 (2006.01); H03F 3/45 (2006.01); H03L 5/00 (2006.01); G11C 5/14 (2006.01); G11C 7/06 (2006.01); G11C 7/10 (2006.01);
U.S. Cl.
CPC ...
H03L 5/00 (2013.01); G11C 5/14 (2013.01); G11C 7/062 (2013.01); G11C 7/065 (2013.01); G11C 7/106 (2013.01); G11C 7/1057 (2013.01);
Abstract

An apparatus includes a sense amplifier that has a sense amplifier differential output. The sense amplifier may be in a first power domain. The apparatus may include level shifting circuitry that has a level shifter differential output. The level shifting circuitry may be coupled to the sense amplifier differential output. The level shifting circuitry may include a first transistor and a second transistor. A first sense amplifier output of the sense amplifier differential output may be coupled to the first transistor, and a second sense amplifier output of the sense amplifier differential output may be coupled to the second transistor. The apparatus may further include a latch to store data. The latch may be coupled to the level shifter differential output. The latch is in a second power domain that is different from the first power domain.


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