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GENERAL DESCRIPTION The NE56631-XX is a family of Active-LOW, power-on resets that offers precision threshold voltage detection within ±3% and super low operating supply current of typically 1.5 µA. FEATURES • High precision threshold detection voltage: VS ±3% • Super low operating supply current: ICCH=1.5 µA typ.; ICCL=1.0 µA typ. • Hysteresis voltage: 50 mV typ. • Internal Power-On-Reset Delay time: 20 µs typ. • Detection threshold voltage: 1.9 V, 2.0 V, 2.7 V, 2.8 V, 2.9 V, 3.0 V, 3.1 V, 4.2 V, 4.3 V, 4.4 V, 4.5 V, and 4.6 V • Other detection threshold voltages available upon request at 100 mV steps from 1.9 V to 4.6 V • Large low reset output current: 30 mA typ. • Reset assertion with VCC down to 0.65 V typ. APPLICATIONS • Reset for microprocessor and logic circuits • Voltage level detection circuit • Battery voltage check circuit • Detection circuit for battery backup
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