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AT24C256 I2C Interface EEPROM Storage Module

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USB Interface Module for everyday users

The AT24C256 I2C Interface EEPROM Storage Module is a value-for-money usb interface module designed for everyday users. It features Shipping Weight: 0.005 kg and Shipping Dimensions: 4 × 3 × 2 cm.

₹559
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Total: ₹559
Buying tip: A smart budget buy — solid performance without breaking the bank.
Estimated delivery: 23 Aug6 Sept
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Quick Specs

Shipping Weight: 0.005 kg
Shipping Dimensions: 4 × 3 × 2 cm

Ideal For

Electronics projectsArduino / Raspberry Pi buildsPrototyping
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SKU: robu-3444343Category: USB Interface Module

About This Product

The AT24C256 I2C Interface EEPROM Storage Module is a value-for-money usb interface module designed for everyday users. It delivers reliable performance at an accessible price.

Key Specifications

  • Shipping Weight: 0.005 kg
  • Shipping Dimensions: 4 × 3 × 2 cm

Why Buy from Pricio?

Pricio sources this product directly, cutting out multiple middlemen. Every order includes free shipping, a 15-day return policy, and secure payment via Razorpay.

The AT24C256 I2C EEPROM Storage Module offers reliable non-volatile memory for embedded and Arduino-based projects. Unlike RAM, it securely stores data even after power loss, making it ideal for saving configurations, calibration values, and logs. With 256Kb (32KB) capacity, it provides significantly more storage than built-in microcontroller EEPROM.

The module uses a simple I2C interface, requiring only SDA and SCL pins, and includes onboard 10K pull-up resistors for stable communication. Supporting both 3.3V and 5V logic, it ensures compatibility across various platforms. With high endurance of up to 1 million write cycles and over 100 years of data retention, this compact module is perfect for long-term data storage applications like IoT systems, robotics, and data logging projects.


Features:

  1. Non-volatile memory retains data without power
  2. 256Kb (32KB) high storage capacity
  3. Simple I2C communication interface
  4. Requires only 2 data lines (SDA, SCL)
  5. Built-in 10K pull-up resistors
  6. Supports 3.3V and 5V systems
  7. High endurance up to 1,000,000 write cycles
  8. Long data retention over 100 years

Specifications:

  1. Item type: EEPROM Storage Module
  2. Memory IC: AT24C256
  3. Memory Type: EEPROM (Non-Volatile)
  4. Storage Capacity: 256 Kilo-bits (32 KiloBytes / 32,768 x 8 bits)
  5. Communication Interface: I2C (SCL, SDA)
  6. Operating Voltage: 2.7V to 5.5V DC
  7. Logic Compatibility: 3.3V and 5V
  8. I2C Clock Speed: 100 kHz (Standard) / 400 kHz (Fast Mode)
  9. Write Endurance: 1,000,000 Write Cycles
  10. Data Retention: >100 Years
  11. Dimensions: 19 x 11 x 1 mm
  12. Weight: 1 g 

Package Includes:

1 x AT24C256 I2C Interface EEPROM Storage Module

Setup Guide

1
Identify the pins
Locate VCC (power), GND (ground), and data pins (SDA/SCL for I2C, MOSI/MISO for SPI, or TX/RX for UART). Refer to the pinout diagram on the product page.
2
Wire to your microcontroller
Connect VCC to 3.3V or 5V (check the module spec), GND to GND, and data pins to the appropriate GPIO pins on your Arduino or Raspberry Pi.
3
Install libraries
In Arduino IDE, go to Sketch → Include Library → Manage Libraries and search for the sensor library. Install the recommended version.
4
Upload example sketch
Open File → Examples → [library name] → Basic Example. Upload to your board and open Serial Monitor to view output.
5
Calibrate if needed
Some sensors (temperature, humidity, distance) may need a short warm-up period or calibration. Run the calibration sketch if provided.