24AA128-I/MF

Product Overview

Category

The 24AA128-I/MF 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

• Non-volatile: The stored data remains intact even when power is removed.
• Electrically erasable: The data can be erased and reprogrammed electronically.
• High density: The 24AA128-I/MF offers a storage capacity of 128 kilobits (16 kilobytes).
• Low power consumption: It operates at low voltage levels, making it suitable for battery-powered devices.
• I2C interface: The chip communicates using the widely adopted I2C protocol.

Package

The 24AA128-I/MF is available in a small surface-mount package, allowing for easy integration into compact electronic designs.

Essence

The essence of this product lies in its ability to provide reliable and flexible non-volatile memory storage for electronic devices, enabling data persistence and system functionality.

Packaging/Quantity

The 24AA128-I/MF is typically packaged in reels or tubes, with quantities varying depending on customer requirements. Common packaging options include tape and reel, tray, or tube.

Specifications

• Storage Capacity: 128 kilobits (16 kilobytes)
• Interface: I2C (Two-Wire Serial Interface)
• 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

Detailed Pin Configuration

The 24AA128-I/MF features an 8-pin package with the following 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. A2: Address selection bit 2
8. GND: Ground

Functional Features

• Random and sequential read modes
• Byte and page write modes
• Software write protection
• Hardware write protection (optional)
• Self-timed programming cycle
• Acknowledge polling and interrupt on completion

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data persistence.
• High-density memory capacity.
• Low power consumption.
• Compatibility with widely used I2C interface.
• Flexible addressing options.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some alternatives.
• Susceptible to electrical noise interference.

Working Principles

The 24AA128-I/MF utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It stores information in a grid of memory cells that can be individually addressed and modified. The I2C interface facilitates communication between the chip and the host device, enabling read and write operations.

Detailed Application Field Plans

The 24AA128-I/MF finds applications in various fields, including but not limited to: - Automotive electronics - Industrial automation - Medical devices - Consumer electronics - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models to the 24AA128-I/MF include: - 24LC128: Similar EEPROM chip with the same storage capacity and I2C interface. - AT24C128: EEPROM chip from Atmel with comparable specifications. - M24C128: EEPROM chip from STMicroelectronics offering similar features.

These alternative models provide similar functionality and can be considered as substitutes based on specific project requirements.

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