Description
CAT1021, CAT1022, CAT1023 Supervisory Circuits with I2C Serial 2k-bit CMOS EEPROM, Manual Reset and Watchdog Timer .
The CAT1021, CAT1022 and CAT1023 are complete memory and supervisory solutions for microcontrollerbased systems.
Features
* Precision Power Supply Voltage Monitor
* 5V, 3.3V and 3V systems
* Five threshold voltage options Watchdog Timer Active High or Low Reset
* Valid reset guaranteed at VCC = 1V 400kHz I2C Bus 2.7V to 5.5V Operation Low power CMOS technology 16-Byte Page Write Buffer Built-in in