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CAT1021 Datasheet EEPROM

Manufacturer: onsemi

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General Description

The CAT1021, CAT1022 and CAT1023 are complete memory and supervisory solutions for microcontroller−based systems.

A EEPROM Serial 2k−bit I2C 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.

Overview

CAT1021, CAT1022, CAT1023 Supervisory Circuits with EEPROM Serial 2k-bit I2C Manual Reset and Watchdog Timer www.onsemi.

Key Features

  • a 16.
  • byte page. In addition, hardware data protection is provided by a VCC sense circuit that prevents writes to memory whenever VCC falls below the reset threshold or until VCC reaches the reset threshold during power up. Available packages include an surface mount 8.
  • pin SOIC, 8.
  • pin TSSOP, 8.
  • pin TDFN and 8.
  • pin MSOP packages. The TDFN package thickness is 0.8 mm maximum. TDFN footprint options are 3 x 3 mm. Features.
  • Precision Power Supply Vo.

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