Post-silicon tuning in voltage control of semiconductor integrated circuits
AssigneeTaiwan Semiconductor Manufacturing Company, Ltd.
InventorsJerry Chang-Jui KAO, Chien-Ju Chao, Chin-Shen Lin, Nitesh Katta, Kuo-Nan Yang, Chung-Hsing Wang
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Abstract
A circuit is disclosed that includes a plurality of voltage control circuits and a control module. Each of the voltage control circuits is controlled by a control signal. The control module is configured to generate the control signal and to determine a voltage level or a pulse width of the control signal in accordance with a current process corner condition of the voltage control circuits and at least one of first predetermined data and second predetermined data.
Claims20
A circuit, comprising:
- a plurality of voltage control circuits controlled by a control signal;
- and
- a control module configured to generate the control signal and to determine a voltage level or a pulse width of the control signal in accordance with a current process corner condition of the voltage control circuits and at least one of first predetermined data and second predetermined data.
A circuit comprising:
- a plurality of control chains, each of the control chains comprising:
- a plurality of voltage control circuits electrically coupled in series, each of the voltage control circuits configured to be controlled by a control signal;
- and
- a control module configured to receive an input command for generating the control signal in accordance with a current process corner condition of the voltage control circuits and at least one of first predetermined data and second predetermined data.
A method, comprising:
- detecting a current process corner condition of a plurality of voltage control circuits;
- and
- generating a control signal by a control module in accordance with the current process corner condition and at least one of first predetermined data and second predetermined data, wherein each of the voltage control circuits is configured to generate a driving voltage when turned on by the control signal.
Dependencies are inferred from the claim text.