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 400 kHz I2C bus.

FEATURES

■ Precision Power Supply Voltage Monitor
— 5 V, 3.3 V and 3 V systems
— Five threshold voltage options
■ Active High or Low Reset
— Valid reset guaranteed at VCC = 1 V
■ 400 kHz I2C Bus
■ 2.7 V to 5.5 V 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