Description
Number 1
Pins MR
2 VDD
3 GND 4 PFI
5 PFO 6 WDI
7 RESET
Type Digital Input TTL/CMOS compatible
Supply
Supply Analog Input
Digital Output Digital Input
Digital Output
Description
Manual Reset Input with an internal pull-up.Active low.MR low forces the reset output RESET low.Required minimum MR pulse width is 150ns.RESET is held low for duration of the reset timer.Power supply.Operating voltage range is 4.75V to 5.5V.VDD level is monitored internally by a dedicated comparator circui
Features
- 4.75V to 5.5V Operating voltage range Power supply (VDD) monitor set by the internal voltage
reference at 4.65V Precision Input Voltage Monitor using an internal 1.25V
voltage reference Watchdog Timer Circuit monitoring activity on WDI input
- Nominal timeout 1.6s RESET output responding to the VDD monitor and the
manual reset input MR
- Nominal RESET pulse width 200ms RESET level valid for VDD>=1.2V
Operating Temperature Range -55oC to +125oC Low Power, Typical 400uA Operation.