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:
Apr. 11, 2017

Filed:

Nov. 05, 2015
Applicant:

Nxp B.v., Eindhoven, NL;

Inventors:

Xu Zhang, Chandler, AZ (US);

Siamak Delshadpour, Phoenix, AZ (US);

Ahmad Yazdi, Chandler, AZ (US);

Assignee:

NXP B.V., Eindhoven, NL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 5/12 (2006.01); H03K 5/01 (2006.01); H03K 19/0185 (2006.01); H03K 3/353 (2006.01);
U.S. Cl.
CPC ...
H03K 5/01 (2013.01); H03K 3/353 (2013.01); H03K 19/018507 (2013.01);
Abstract

An apparatus includes a swing control circuit, a slew control circuit, and a driver circuit. The swing control circuit is configured and arranged to be powered by an input supply voltage, to receive an input data signal and, in response, to generate a first internal signal having a swing level corresponding to the input supply voltage. The slew control circuit, including a switched capacitor circuit, is configured and arranged to receive the first internal signal and, in response, to generate a second internal signal using the switched capacitor circuit that is configured to set a slew rate for the second internal signal. Further, the driver circuit is configured and arranged to receive the second internal signal and, in response, to generate an output signal that is based upon the swing level and the slew rate of the second internal signal.


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