24LC128T-I/SN
Low-voltage serial EEPROM memory chips in compact SOIC packages
Manufacturer： microchip
series introduction
# Introduction to the 24LC128T - I/SN Product Series
## 1. Overview
The 24LC128T - I/SN belongs to the family of Electrically Erasable Programmable Read - Only Memory (EEPROM) devices. EEPROMs are non - volatile memory solutions, which means they can retain stored data even when the power supply is removed. This particular product series is designed to offer reliable and efficient data storage capabilities for a wide range of applications.
## 2. Key Features
### 2.1 Memory Capacity
The 24LC128T - I/SN has a memory capacity of 128 kilobits (16 kilobytes). This ample storage space makes it suitable for storing various types of data, such as configuration settings, calibration data, and small - scale application data. For example, in industrial control systems, it can store the operating parameters of a machine, and in consumer electronics, it can hold user - specific settings like preferred volume levels or display preferences.
### 2.2 I²C Interface
It utilizes the Inter - Integrated Circuit (I²C) interface, which is a widely adopted serial communication protocol. The I²C interface offers several advantages. Firstly, it requires only two wires (a serial data line - SDA and a serial clock line - SCL) for communication, reducing the number of pins and simplifying the circuit design. Secondly, it supports multiple devices on the same bus, allowing for easy expansion and integration into complex systems. This makes it possible to connect the 24LC128T - I/SN along with other I²C - compatible devices, such as sensors or microcontrollers, on a single communication bus.
### 2.3 Low Power Consumption
The product is designed with low - power operation in mind. This is crucial for battery - powered devices, as it helps to extend the battery life. In standby mode, the power consumption is extremely low, minimizing the energy drain when the device is not actively being accessed. For portable medical devices or wireless sensors, the low - power feature of the 24LC128T - I/SN ensures long - term operation without frequent battery replacements.
### 2.4 High - Speed Data Transfer
It supports relatively high - speed data transfer rates over the I²C bus. This enables quick read and write operations, which is essential for applications where real - time data storage and retrieval are required. For instance, in data logging applications, where large amounts of data need to be stored rapidly, the high - speed data transfer capability of the 24LC128T - I/SN ensures that data is captured and stored without significant delays.
### 2.5 Write Protection
The device offers write protection features, which can be used to safeguard the stored data from accidental or unauthorized writes. This is particularly important in applications where the integrity of the data is critical, such as in automotive control systems or security - related devices. The write protection can be enabled or disabled as per the requirements of the application.
## 3. Package and Physical Characteristics
### 3.1 Package Type
The 24LC128T - I/SN is available in a small - outline no - lead (SON) package. The SON package is known for its compact size, which is beneficial for applications with limited board space, such as in wearable devices or small - form - factor consumer electronics. It also offers good thermal performance, ensuring that the device operates within a safe temperature range even under normal or slightly elevated operating conditions.
### 3.2 Operating Temperature Range
The product is designed to operate within a wide temperature range, typically from - 40°C to + 85°C. This wide temperature tolerance makes it suitable for use in various environments,
Images for reference
8-SOIC
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