Summary
Microprocessor Reset Circuits
Description
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 manual reset pin is forced low. Several different reset thresholds are available to accommodate systems operating at 3V, 3.3V or 5V.
Source title
FM811TUX Datasheet(PDF) - Fairchild Semiconductor