DESCRIPTION

The DS1232LP/LPS Low Power MicroMonitor Chip monitors three vital conditions for a microprocessor: power supply, software execution, and external over-ride. First, a precision temperaturecompensated reference and comparator circuit monitors the status of VCC.

FEATURES

■ Super-low power version of DS1232

■ 50 µA quiescent current

■ Halts and restarts an out-of-control

microprocessor

■ Automatically restarts microprocessor after

power failure

■ Monitors pushbutton for external override

■ Accurate 5 or 10 microprocessor power

supply monitoring

■ 8-pin DIP, 8-pin SOIC or space saving µ-SOP

package available

■ Optional 16-pin SOIC package available

■ Industrial temperature -40°C to +85°C

available, designated N