24AA04-I/SN

Product Overview

Category

The 24AA04-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, embedded systems, and consumer electronics.

Characteristics

• Electrically erasable: The 24AA04-I/SN allows for easy modification and erasure of stored data.
• Programmable: Users can write and update data on this 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 24AA04-I/SN operates efficiently, minimizing energy usage.

Package

The 24AA04-I/SN is available in a small outline integrated circuit (SOIC) package. This package type ensures ease of integration into various electronic systems.

Essence

The essence of the 24AA04-I/SN lies in its ability to provide reliable and flexible non-volatile data storage in a compact form factor.

Packaging/Quantity

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

Specifications

• Memory capacity: 4 kilobits (512 bytes)
• Operating voltage: 1.7V to 5.5V
• Communication protocol: I2C (Inter-Integrated Circuit)
• 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 24AA04-I/SN chip 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 for hardware write protection
5. A0: Address bit 0 for device addressing
6. A1: Address bit 1 for device addressing
7. A2: Address bit 2 for device addressing
8. GND: Ground reference

Functional Features

• Random access: The chip allows for direct access to any memory location, enabling efficient data retrieval.
• Byte-level read and write operations: Users can read or write data at the granularity of individual bytes.
• Hardware write protection: The WP pin can be used to prevent accidental modification of stored data.
• Sequential read mode: The chip 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 longevity and reliability.
• I2C interface simplifies communication with other devices.
• Non-volatile storage preserves data integrity even during power loss.

Disadvantages

• Limited memory capacity may not be suitable for applications requiring larger storage.
• Slower write speed compared to some other memory technologies.
• Vulnerable to electromagnetic interference (EMI) due to its small form factor.

Working Principles

The 24AA04-I/SN utilizes EEPROM technology to store and retrieve data. It consists of a grid of memory cells that can be individually programmed or erased using electrical signals. When data is written, the chip applies voltage to specific memory cells, altering their electrical state. During read operations, the chip detects the electrical state of each memory cell and outputs the corresponding data.

Detailed Application Field Plans

The 24AA04-I/SN finds applications in various fields, including:

1. Microcontroller-based systems: Used for storing configuration settings, calibration data, and firmware updates.
2. Industrial automation: Enables data logging, parameter storage, and device identification in control systems.
3. Automotive electronics: Stores vehicle-specific information, such as VIN numbers, mileage, and user preferences.
4. Consumer electronics: Utilized in devices like smart TVs, set-top boxes, and gaming consoles for data storage and system configuration.

Detailed and Complete Alternative Models

1. 24LC04B-I/SN: Similar to the 24AA04-I/SN, but with a higher endurance of up to 10 million write cycles.
2. 24C04A-I/SN: Offers the same memory capacity and features as the 24AA04-I/SN but operates at a lower voltage range of 1.8V to 5.5V.
3. 24FC04-I/SN: Provides the same functionality as the 24AA04-I/SN but supports a wider operating temperature