24C256 256 Kbit Serial I2C Bus EEPROM Memory IC

Features

• Single voltage supply operation from 1.7V to 5.5V
• Can be cascaded up to 4 similar devices
• 64-byte page write mode (partial page write allowed)
• 2 wire protocol (IIC/I2C) interface
• Schmitt trigger inputs for noise suppression
• Output slope control to eliminate ground bounce
• Write protocol pin for hardware and software data protection
• Compatible with 1MHz (5V), 400kHz (2.7V, 2.5V) and 100kHz (1.8V)
• Maximum 5 ms page write time
• More than 1M read/write cycles
• Maximum 1µA standby current

Specification

• Voltage supply range: 1.7v to 5.5V
• Maximum voltage supply: 6V
• Memory size: 256Kbyte
• Memory interface type: IIC or I2C
• Clock frequency: 400kHz
• Operating temperature range: -40℃ to 125℃

Pin Description

Application

• Storage device
• Used to increase flash memory of MCUs
• Radio devices
• Data logging and analytics