AT24C02N-10SI-2.5

Product Overview

Category

AT24C02N-10SI-2.5 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile data storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Electrically erasable: The AT24C02N-10SI-2.5 can be erased and reprogrammed electronically, making it convenient for data updates.
• Non-volatile: The stored data remains intact even when power is removed.
• Low power consumption: This chip operates at low power levels, making it suitable for battery-powered devices.
• High reliability: The AT24C02N-10SI-2.5 offers excellent data retention and endurance characteristics.
• Small form factor: It comes in a compact package, allowing for easy integration into various electronic systems.

Package

The AT24C02N-10SI-2.5 is typically available in an 8-pin small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in electronic devices, ensuring data integrity and ease of use.

Packaging/Quantity

The AT24C02N-10SI-2.5 is commonly sold in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write cycle endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The AT24C02N-10SI-2.5 has the following pin configuration:

1. A0: Chip address input
2. A1: Chip address input
3. A2: Chip address input
4. GND: Ground
5. SDA: Serial data input/output
6. SCL: Serial clock input
7. WP: Write protect (optional)
8. VCC: Power supply

Functional Features

• Random access: The AT24C02N-10SI-2.5 allows for random read and write operations, enabling efficient data retrieval and modification.
• I2C interface: It utilizes the widely adopted I2C communication protocol, ensuring compatibility with a wide range of microcontrollers and devices.
• Hardware write protection: The optional write protect pin (WP) can be used to prevent accidental data modification.
• Page write mode: This chip supports page write operations, allowing multiple bytes to be written in a single operation, enhancing write efficiency.

Advantages and Disadvantages

Advantages

• High reliability and endurance
• Low power consumption
• Compact form factor
• Easy integration into electronic systems
• Compatibility with I2C interface

Disadvantages

• Limited memory capacity (256 bytes)
• Relatively slower write speed compared to other memory technologies

Working Principles

The AT24C02N-10SI-2.5 utilizes electrically erasable programmable read-only memory (EEPROM) technology. It consists of a grid of memory cells that can be individually programmed or erased using electrical signals. Data is stored by charging or discharging the floating gate within each memory cell, representing binary values.

During read operations, the stored data is accessed by applying appropriate voltage levels to the memory cells and sensing the resulting electrical currents. Write operations involve modifying the charge on the floating gate to store new data.

Detailed Application Field Plans

The AT24C02N-10SI-2.5 finds applications in various fields, including:

1. Embedded systems: Used for storing configuration data, calibration values, and firmware updates in microcontroller-based systems.
2. Consumer electronics: Employed in devices like smart TVs, set-top boxes, and audio equipment to store user preferences, settings, and log data.
3. Industrial automation: Utilized for data logging, parameter storage, and system configuration in industrial control systems.
4. Automotive electronics: Integrated into automotive modules for storing critical data, such as mileage, fault codes, and vehicle settings.

Detailed and Complete Alternative Models

Some alternative models to the AT24C02N-10SI-2.5 include:

1. AT24C01A: 1 kilobit (128 bytes) capacity EEPROM chip.
2. AT24C04: 4 kilobits (512 bytes) capacity EEPROM chip.
3. AT24C08A: 8 kilobits (1 kilobyte) capacity EEPROM chip.
4. AT24C16A: 16 kilobits (2 kilobytes) capacity EEPROM