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AssigneeRenesas Electronics Corporation
InventorsTadashi KAMEYAMA, Masanori IKEDA, Masataka MINAMI, Kenichi SHIMADA, Yukitoshi TSUBOI
Estimating the term…
The abnormal power supply voltage detection device has a function of accurately detecting the abnormal voltage in accordance with the characteristics of the semiconductor element for each semiconductor chip. Circuit group for operating the adjustment function has a function of preventing the influence of the power supply voltage of the logic system such as control in the semiconductor product malfunctions becomes abnormal. Furthermore, it has a function of detecting the abnormal voltage of the various power supplies in the semiconductor product. It also has a function to test the abnormal voltage detection function in the normal power supply voltage range during use of semiconductor products.
An abnormal power supply voltage detection device comprising:
A abnormal power supply voltage detection device comprising:
A method for detecting abnormal power supply voltage in semiconductor device having a plurality of core power supply areas and the abnormal voltage output unit connected by the first power supply voltage line and the second power supply voltage line,
Dependencies are inferred from the claim text.