24AA128T-I/CS15K

Low-voltage serial EEPROM memory chips for data storage

Manufacturer: microchip

series introduction

# Introduction to the 24AA128T - I/CS15K Product Series

## 1. Overview
The 24AA128T - I/CS15K belongs to a family of high - performance Electrically Erasable Programmable Read - Only Memory (EEPROM) products. EEPROMs are non - volatile memory devices that retain data even when the power supply is removed. This particular product series is designed to meet the diverse storage requirements of a wide range of electronic applications, offering reliable data storage and easy integration into various systems.

## 2. Key Features

### 2.1 Memory Capacity
The 24AA128T - I/CS15K has a memory capacity of 128 kilobits (16 kilobytes). This ample storage space makes it suitable for applications that need to store a significant amount of data, such as configuration settings, calibration data, and historical records.

### 2.2 Serial Interface
It utilizes an I²C (Inter - Integrated Circuit) serial interface. The I²C interface is a widely adopted standard in the electronics industry, known for its simplicity and efficiency. It allows for easy communication between the EEPROM and other components in the system, using only two wires (a serial data line - SDA and a serial clock line - SCL). This reduces the number of pins required for communication, saving board space and simplifying the overall circuit design.

### 2.3 Low Power Consumption
In today's energy - conscious world, low power consumption is a crucial feature. The 24AA128T - I/CS15K is designed to operate with minimal power requirements. It has low standby and active power consumption levels, making it ideal for battery - powered devices such as portable medical equipment, smartwatches, and wireless sensors. This helps to extend the battery life of these devices, enhancing their usability and convenience.

### 2.4 High - Speed Operation
The product series supports high - speed data transfer rates over the I²C interface. This enables quick read and write operations, allowing the system to access and update data in a timely manner. The fast operation is beneficial for applications that require real - time data processing, such as industrial control systems and automotive electronics.

### 2.5 Write Protection
To prevent accidental or unauthorized data modification, the 24AA128T - I/CS15K offers write protection features. It has a write - protect pin that can be used to disable write operations, ensuring the integrity of critical data stored in the EEPROM. This is particularly important in applications where data security and stability are of utmost importance, such as in financial transaction devices and aerospace systems.

### 2.6 Wide Operating Temperature Range
The device is designed to operate over a wide temperature range, typically from - 40°C to + 85°C. This makes it suitable for use in harsh environmental conditions, including industrial, automotive, and outdoor applications. The ability to withstand extreme temperatures ensures the reliability and performance of the EEPROM in various operating scenarios.

## 3. Package and Pin Configuration
The 24AA128T - I/CS15K is available in a compact and industry - standard package. The specific package type may vary, but it is designed to be easily mounted on printed circuit boards (PCBs). The pin configuration is carefully designed to provide easy access to the necessary functions, such as power supply, I²C interface, and write - protect control. This simplifies the PCB layout and assembly process, reducing the overall manufacturing cost.

## 4. Applications

### 4.1 Consumer Electronics
In consumer electronics, the 24AA128T - I/CS15K can be used in devices such as

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Datasheets

Partlist

24AA128T-I/CS15K