24AA025-I/MS

Product Overview

Category

The 24AA025-I/MS 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, embedded systems, and consumer electronics.

Characteristics

• Electrically erasable: The 24AA025-I/MS 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 disconnected.
• Small form factor: The chip is designed to be compact, making it suitable for space-constrained applications.
• Low power consumption: The 24AA025-I/MS operates efficiently, minimizing energy usage.

Package

The 24AA025-I/MS comes in a miniature surface-mount package (MSOP), which ensures easy integration into circuit boards.

Essence

The essence of this product lies in its ability to provide reliable and flexible non-volatile data storage in electronic devices.

Packaging/Quantity

The 24AA025-I/MS is typically packaged in reels, with each reel containing a specified quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory capacity: 2,048 bytes (16,384 bits)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1,000,000 cycles
• Data retention: 200 years
• Communication interface: I2C (two-wire serial interface)

Detailed Pin Configuration

The 24AA025-I/MS has a total of 8 pins, each serving a specific function:

1. VCC: Power supply input
2. SDA: Serial data line for I2C communication
3. SCL: Serial clock line 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

• Byte-level read and write operations: The 24AA025-I/MS allows users to access and modify individual bytes of stored data.
• Sequential read operation: Users can sequentially read multiple bytes from the chip, enabling efficient data retrieval.
• Hardware write protection: The optional write-protect pin (WP) provides a means to protect the stored data from accidental modification.
• Software write protection: The chip supports software-based write protection, allowing users to enable or disable write operations through specific commands.

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 enhances compatibility with various systems.
• I2C interface simplifies communication with microcontrollers.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some alternative memory solutions.
• Vulnerable to electromagnetic interference due to its small form factor.

Working Principles

The 24AA025-I/MS utilizes EEPROM technology, which employs a combination of floating gate transistors and electric fields 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 chip to output the corresponding data.

Detailed Application Field Plans

The 24AA025-I/MS finds applications in various fields, including but not limited to:

1. Automotive electronics: Used for storing vehicle configuration data, firmware updates, and diagnostic information.
2. Industrial automation: Employed in programmable logic controllers (PLCs) for storing device parameters and program code.
3. Consumer electronics: Integrated into smart devices, wearables, and home appliances for data storage purposes.
4. Medical devices: Utilized for storing patient data, device settings, and firmware updates in medical equipment.

Detailed and Complete Alternative Models

1. 24AA025E48-I/MS: Similar to the 24AA025-I/MS, but with extended temperature range (-40°C to +125°C).
2. 24AA025T-I/MS: Offers the same features as the 24AA025-I/MS, but with an extended write endurance of 10,000,000 cycles.
3. 24AA025U-I/MS: Provides increased memory capacity of 4,096 bytes (32,768 bits) while maintaining similar characteristics to the 24AA025-I/MS.

These alternative models offer variations in temperature