For an extra layer of protection, use this MCP102-240E/TO microprocessor supervisory circuit from Microchip Technology to have another processor take control in case of an emergency. It has a typical reset threshold voltage of 2.32 V, with a minimum of 2.285 V and a maximum of 2.355 V. This part has a minimum operating temperature of -40 °C and a maximum of 125 °C. This device has a minimum operating supply voltage of 1 V and a maximum of 5.5 V.