AT24C256 I2C Interface EEPROM Memory Module

The AT24C256 I2C EEPROM Memory Module is a non-volatile memory solution based on the AT24C256 chip, offering 256Kb (32KB) of electrically erasable programmable memory. It communicates via the I²C interface, allowing easy integration with microcontrollers such as Arduino, Raspberry Pi, ESP32, and STM32. The module retains stored data even when power is removed, making it ideal for data logging and configuration storage applications.

Technical Specifications:

• EEPROM IC: AT24C256
  
• Memory Capacity: 256Kb (32KB)
  
• Interface: I²C (Two-wire)
  
• Operating Voltage: 2.7V – 5.5V
  
• I²C Address Selection: A0, A1, A2 pins
  
• Page Write Size: 64 bytes
  
• Data Retention: Up to 100 years
  
• Write Endurance: 1,000,000 write cycles
  
• PCB Type: Breakout module with DIP pins
  
• Compatibility: Arduino, ESP8266, ESP32, STM32, Raspberry Pi

Features:

• Non-volatile memory retains data without power
  
• Standard I²C communication for easy interfacing
  
• Supports multiple devices on the same I²C bus
  
• Configurable I²C address using onboard jumpers
  
• Low power consumption
  
• High endurance and long data retention
  
• Compact PCB design for breadboard and PCB mounting

Applications:

• Data logging systems
  
• Configuration and parameter storage
  
• IoT devices and embedded systems
  
• Robotics memory expansion
  
• Sensor calibration data storage
  
• Industrial control systems
  
• Arduino and microcontroller projects