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