DESCRIPTION

The CAT1024 and CAT1025 are complete memory and supervisory solutions for microcontroller-based systems. A 2k-bit serial EEPROM memory and a system power supervisor with brown-out protection are integrated together in low power CMOS technology. Memory interface is via a 400kHz I2C bus.

FEATURES

■ Precision Power Supply Voltage Monitor

— 5V, 3.3V and 3V systems

— Five threshold voltage options

■ 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 inadvertent write protection

— WP pin (CAT1025)

■ 1,000,000 Program/Erase cycles

■ Manual Reset Input

■ 100 year data retention

■ Industrial and extended temperature ranges

■ Green packages available with NiPdAu Lead finished