Description
www.fairchildsemi.com FM811/812 Microprocessor Reset Circuits .
The FM811/FM812 is a low cost microprocessor supervisory circuit that asserts a reset if the power supply drops below a designated threshold or the ma.
Features
* Feature
* Precision Voltage Monitor for 3V, 3.3V or 5V Power Supplies
* 6µA Supply Current
* 140ms Minimum Reset Pulse Width
* RESET Remains Valid with VCC as Low as 1.4V
* Active Low Manual Reset Input
* No External Components
* 4-Pi
Applications
* Critical Microprocessor Power Monitoring Portable Equipment Intelligent Instruments Computers & Printers Controllers
The FM811 has an active low RESET output, while the FM812 offers an active high RESET output. The reset output is guaranteed to rema