Description
The TC1232 is a fully-integrated processor supervisor that provides three important functions to safeguard processor sanity: precision power on/off Reset control, Watchdog Timer and external Reset override.
Features
- Precision Voltage Monitor: - Adjustable +4.5V or +4.75V.
- Reset Pulse Width.
- 250 ms minimum.
- No External Components.
- Adjustable Watchdog Timer:
- 150 ms, 600 ms or 1.2s.
- Operating Voltage 4.0V to 5.5V.
- Debounced Manual Reset Input for External
Override
Block Diagram
VCC
Tolerance Select
TOL (5% or 10%) +
+ +
VR.
- EF.
- RST RST
PB RST TD
Debounce
Watchdog Timebase
Select
Reset Generator
Watchdog Timer
ST
Gener.
TC1232 Datasheet
