Semiconductor integrated circuit and power supply control system provided with a plurality of semiconductor integrated circuits
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United States of America Patent
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Jan 30, 2018
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app pub date -
Aug 9, 2017
filing date -
Aug 27, 2013
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Abstract
A semiconductor integrated circuit, supplied with a power source voltage generated by a power supplier and having a level determined in accordance with an analog signal, includes: an output unit outputting, as the analog signal, an output voltage signal indicating the power source voltage; an input unit including an input interface identical in specifications to an output interface of the output unit, and receiving an input signal indicating a voltage and input from an outside of the semiconductor integrated circuit; and a voltage control circuit generating the output voltage signal, based on the input signal and operating voltage information indicating a voltage required for an operation of the semiconductor integrated circuit.
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