AT24C512BW-SH25-B

series introduction

# AT24C512BW - SH25 - B Product Series Introduction

## 1. Overview
The AT24C512BW - SH25 - B belongs to a high - performance series of Electrically Erasable Programmable Read - Only Memory (EEPROM) products. These EEPROMs are widely used in various electronic systems where non - volatile data storage is required. They offer a reliable and cost - effective solution for storing critical information such as configuration settings, calibration data, and user preferences.

## 2. Key Features

### 2.1 Storage Capacity
The AT24C512BW - SH25 - B provides a storage capacity of 512 kilobits (64 kilobytes). This ample storage space makes it suitable for applications that need to store a relatively large amount of data, such as in industrial control systems where multiple configuration parameters need to be saved.

### 2.2 I²C Interface
It utilizes the popular I²C (Inter - Integrated Circuit) serial interface. This interface simplifies the connection between the EEPROM and the microcontroller or other host devices. With only two wires (Serial Data Line - SDA and Serial Clock Line - SCL) required for communication, it reduces the number of pins and wiring complexity on the printed circuit board (PCB). The I²C interface also supports multi - master and multi - slave communication, allowing multiple devices to share the same bus, which is beneficial for system expansion.

### 2.3 Low Power Consumption
Designed with low - power operation in mind, the AT24C512BW - SH25 - B is ideal for battery - powered applications. In standby mode, the power consumption is extremely low, helping to extend the battery life of portable devices. During normal read and write operations, it also consumes minimal power, making it an energy - efficient choice for various electronic products.

### 2.4 High - Speed Operation
The device supports high - speed data transfer rates on the I²C bus. This enables quick read and write operations, reducing the overall system latency. For applications that require real - time data access, such as in automotive electronics where rapid retrieval of sensor calibration data is necessary, the high - speed performance of this EEPROM is a significant advantage.

### 2.5 Endurance and Data Retention
The AT24C512BW - SH25 - B offers a high endurance rating, typically capable of 1 million write cycles. This means that the device can withstand frequent data updates over its lifetime without significant degradation. Additionally, it has a long data retention period of up to 100 years, ensuring that the stored data remains intact even when the power is removed for an extended period.

### 2.6 Hardware Write Protection
It features hardware write protection capabilities. By setting the WP (Write Protect) pin, the user can prevent accidental or unauthorized writes to the EEPROM. This is crucial in applications where data integrity is of utmost importance, such as in medical devices where incorrect data updates could have serious consequences.

## 3. Package and Temperature Range

### 3.1 Package Options
The AT24C512BW - SH25 - B is available in a variety of industry - standard packages, such as the 8 - pin SOIC (Small Outline Integrated Circuit) package. These packages are widely used and are compatible with standard PCB assembly processes, making it easy to integrate into existing designs.

### 3.2 Temperature Range
The device is designed to operate over a wide temperature range, typically from - 40°C to + 85°C. This wide temperature tolerance makes it suitable for use in harsh environments, including automotive, industrial, and outdoor applications where temperature variations can be significant.

## 4.

Images for reference

8-SOIC

Datasheets

• AT24C512B

Partlist