View max6314 datasheet:

19-1090; Rev 1; 1/99 68HC11/Bidirectional-Compatible µP Reset Circuit General Description Features The MAX6314 low-power CMOS microprocessor (µP) ¦ Small SOT143 Package supervisory circuit is designed to monitor power ¦ RESET Output Simplifies Interface to supplies in µP and digital systems. The MAX6314’s Bidirectional Reset I/Os RESET output is bidirectional, allowing it to be directly connected to µPs with bidirectional reset inputs, such ¦ Precision Factory-Set VCC Reset Thresholds: as the 68HC11. It provides excellent circuit reliability 100mV Increments from 2.5V to 5V and low cost by eliminating external components and ¦ ±1.8% Reset Threshold Accuracy at TA = +25°C adjustments. The MAX6314 also provides a debounced manual reset input. ¦ ±2.5% Reset Threshold Accu