AT24C02C-SSHM-T
Compact 2KB I2C EEPROM memory chips for industrial applications
Manufacturer： ['microchip', 'atmel']
series introduction
# Introduction to the AT24C02C - SSHM - T Product Series
## 1. Overview
The AT24C02C - SSHM - T belongs to the family of Serial Electrically Erasable Programmable Read - Only Memory (EEPROM) products. EEPROMs are non - volatile memory devices that retain data even when the power is turned off. This particular product series is designed to offer reliable, high - performance data storage solutions for a wide range of applications, from consumer electronics to industrial control systems.
## 2. Key Features
### 2.1 Memory Capacity
The AT24C02C - SSHM - T has a memory capacity of 2 kilobits (2Kb), which is equivalent to 256 bytes. This capacity is suitable for storing various types of data, such as configuration settings, calibration data, and small amounts of user - specific information.
### 2.2 Serial Interface
It utilizes the I²C (Inter - Integrated Circuit) serial interface. The I²C interface is a widely adopted standard in the electronics industry due to its simplicity and efficiency. It allows for easy communication between the EEPROM and a microcontroller or other host devices 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
One of the significant advantages of the AT24C02C - SSHM - T is its low power consumption. It is designed to operate in both active and standby modes with minimal power requirements. In standby mode, the power consumption is extremely low, making it ideal for battery - powered devices where power efficiency is crucial. This helps to extend the battery life of portable electronics and reduces the overall energy consumption of the system.
### 2.4 High - Speed Operation
The device supports high - speed data transfer rates. It can operate at clock frequencies up to 400 kHz in the standard mode and even higher in the fast mode. This enables quick read and write operations, allowing the system to access and update data in a timely manner. High - speed operation is particularly important in applications where real - time data processing is required.
### 2.5 Write Protection
The AT24C02C - SSHM - T offers write protection features. It has a write - protect pin that can be used to prevent accidental or unauthorized writes to the memory. When the write - protect pin is set to a specific logic level, the memory becomes write - protected, ensuring the integrity of the stored data.
### 2.6 Wide Operating Voltage Range
It can operate over a wide voltage range, typically from 1.8V to 5.5V. This wide voltage tolerance makes it compatible with a variety of power supply systems, allowing it to be used in different types of electronic devices, whether they are powered by batteries or a regulated power source.
## 3. Package and Physical Characteristics
### 3.1 Package Type
The AT24C02C - SSHM - T is available in a small - outline, surface - mount package. The specific package type is the SOT - 23 - 5, which is a compact and space - saving package. This makes it suitable for use in applications where board space is limited, such as in mobile devices, wearables, and small - form - factor consumer electronics.
### 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 allows it to be used in various environmental conditions, from industrial settings with high - temperature requirements to outdoor applications where the temperature can vary significantly
Images for reference
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