NJU7291 Datasheet (New Japan Radio)

NJU7291, SYSTEM RESET IC

* PACKAGE OUTLINE The NJU7291 is a system reset IC with watchdog timer.

It can detect an instantaneous voltage drop and break, and generates a reset signal.

The NJU7291 provides a fail-safe function with an internal watchdog timer on various microcomputer systems.

It is available in 8-lead DIP

NJU7291 Features

* Supply Voltage Range : V+ = 2.5 V to 7.0 V

* RESET Detection Voltage : VRL = ± 1.0 % and Adjustable Detection Voltage with External Resistance

* Rising RESET Hold Time and Watchdog Timer RESET Time Setting Ratio = 30 : 1

* Configurable Watchdog Timer Watching Time Independent Se