| 摘要 |
A semiconductor device is provided with a signal terminal, a high potential side power supply terminal, a low potential side power supply terminal, a first wiring connected to the high potential side power supply terminal, a second wiring connected to the low potential side power supply terminal, and an internal circuit to which power is supplied from the first and second wirings. Further the semiconductor device is provided with a first and a second resistance elements whose one end is connected to a first node, a first protection element having a first terminal connected to the first wiring and a second terminal connected to the other end of the first resistance element, a second protection element having a third terminal connected to the other end of the second resistance element and a fourth terminal connected to the second wiring, and a third protection element having a fifth terminal connected to the first wiring and a sixth terminal connected to the second wiring.
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