24AA01-I/SN

Product Overview

Category

The 24AA01-I/SN belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This chip is commonly used for non-volatile data storage in various electronic devices, such as microcontrollers, sensors, and communication modules.

Characteristics

• Electrically erasable: The 24AA01-I/SN allows for easy modification of stored data without requiring physical removal.
• Programmable: Users can write and rewrite data onto the chip multiple times.
• Non-volatile: The stored data remains intact even when power is removed.
• Small form factor: The chip is designed to occupy minimal space on a circuit board.

Package

The 24AA01-I/SN is available in a small outline integrated circuit (SOIC) package. This package provides a compact and robust housing for the chip, ensuring its protection from external factors.

Essence

The essence of the 24AA01-I/SN lies in its ability to store and retrieve data reliably, making it an essential component for many electronic devices.

Packaging/Quantity

The chip is typically sold in reels or tubes, with each reel containing a specific quantity of chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory capacity: 1 kilobit (128 bytes)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million write cycles
• Data retention: Up to 200 years

Detailed Pin Configuration

The 24AA01-I/SN has a total of 8 pins, each serving a specific purpose:

1. VCC: Power supply input
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. WP: Write protect input
5. A0: Address bit 0
6. A1: Address bit 1
7. GND: Ground connection
8. NC: No connection

Functional Features

• Sequential read and write operations: The chip allows for sequential access to stored data, enabling efficient data retrieval and modification.
• Hardware write protection: The WP pin can be used to protect the chip from accidental or unauthorized writes.
• I2C interface: The 24AA01-I/SN utilizes the popular I2C communication protocol, ensuring compatibility with a wide range of microcontrollers and other devices.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained designs.
• High write endurance ensures long-term reliability.
• Low power consumption extends battery life in portable devices.
• Compatibility with I2C interface simplifies integration with existing systems.

Disadvantages

• Limited storage capacity may not be sufficient for certain applications requiring larger memory sizes.
• Relatively slower write speeds compared to other memory technologies.

Working Principles

The 24AA01-I/SN operates based on the principles of EEPROM technology. It utilizes a grid of floating-gate transistors to store and retrieve data. When writing data, an electric charge is applied to specific cells within the grid, altering their electrical properties. This charge can be removed during erasure, allowing the cells to be rewritten with new data.

Detailed Application Field Plans

The 24AA01-I/SN finds application in various fields, including but not limited to:

1. Internet of Things (IoT) devices: Used for storing configuration data, device identification, and firmware updates.
2. Automotive electronics: Employed in vehicle control modules for storing critical data, such as calibration settings and fault codes.
3. Consumer electronics: Integrated into smart home devices, wearables, and remote controls for data storage purposes.
4. Industrial automation: Utilized in sensors, actuators, and programmable logic controllers (PLCs) to store calibration data and configuration parameters.

Detailed and Complete Alternative Models

1. 24AA02-I/SN: Similar to the 24AA01-I/SN but with double the memory capacity (2 kilobits).
2. 24LC01B-I/SN: Offers the same memory capacity as the 24AA01-I/SN but operates at a lower voltage range (1.8V to 5.5V).
3. 24FC01-I/SN: Provides the same memory capacity and operating voltage range as the 24AA01-I/SN but features a different package type (DFN).

These alternative models offer similar functionality to the 24AA01-I/SN while catering to specific requirements or preferences of different applications.

In conclusion, the 24AA01-I/SN is a compact and versatile EEPROM chip that provides reliable non-volatile data storage for a wide range of electronic devices. Its small form factor, high