24AA025T-I/OT

Product Overview

Category

The 24AA025T-I/OT 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, sensors, and communication modules.

Characteristics

• Electrically erasable: The 24AA025T-I/OT allows for easy modification of stored data without requiring physical removal.
• Programmable: Users can write and rewrite data to the chip multiple times.
• Non-volatile: The stored data remains intact even when power is removed.
• Small form factor: The chip is designed to be compact, making it suitable for space-constrained applications.
• Low power consumption: The 24AA025T-I/OT operates efficiently, minimizing energy usage.

Package

The 24AA025T-I/OT is typically available in a small outline transistor (SOT) package. This package offers protection and facilitates easy integration into circuit boards.

Essence

The essence of the 24AA025T-I/OT lies in its ability to provide reliable and flexible non-volatile data storage in electronic devices.

Packaging/Quantity

The product is commonly sold in reels or tubes, with quantities varying depending on the manufacturer and customer requirements.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: Up to 1 million write cycles
• Data retention: Up to 200 years

Detailed Pin Configuration

The 24AA025T-I/OT features an 8-pin configuration:

1. VCC: Power supply voltage
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. WP: Write protect pin (optional)
5. A0: Address selection bit 0
6. A1: Address selection bit 1
7. GND: Ground connection
8. NC: No connection

Functional Features

• Random access: The chip allows for direct access to any memory location, enabling efficient data retrieval.
• Hardware write protection: The optional write protect pin (WP) can be used to prevent accidental modification of stored data.
• Sequential read operation: The 24AA025T-I/OT supports sequential reading of multiple memory locations, reducing access time.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.
• High write endurance ensures long-term reliability.
• Wide operating voltage range allows compatibility with various systems.
• Sequential read operation enhances data access speed.

Disadvantages

• Limited memory capacity may not be suitable for applications requiring large amounts of storage.
• Lack of built-in security features may pose a risk in certain sensitive applications.

Working Principles

The 24AA025T-I/OT utilizes electrically controlled floating gate transistors to store and retrieve data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During read operations, the stored charge is measured, allowing the retrieval of the stored data.

Detailed Application Field Plans

The 24AA025T-I/OT finds application in various fields, including but not limited to: - Internet of Things (IoT) devices - Automotive electronics - Industrial control systems - Medical equipment - Consumer electronics

Detailed and Complete Alternative Models

• 24AA025E48-I/OT: Similar to the 24AA025T-I/OT, but with extended temperature range (-40°C to +125°C).
• 24AA025H-I/OT: Higher endurance version with up to 4 million write cycles.
• 24AA025T-E/MC: Surface mount package variant for automated assembly.

Note: This is not an exhaustive list, and alternative models may vary based on manufacturer availability.

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