AT24C02AN-10SI

Product Overview

Category

AT24C02AN-10SI belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The data stored in AT24C02AN-10SI remains even when power is removed.
• Electrically erasable: The memory can be erased and reprogrammed electronically.
• High storage capacity: AT24C02AN-10SI has a storage capacity of 2 kilobits (256 bytes).
• Low power consumption: This chip operates at low power levels, making it suitable for battery-powered devices.

Package

AT24C02AN-10SI comes in an 8-pin small outline integrated circuit (SOIC) package.

Essence

The essence of AT24C02AN-10SI lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel containing a specific quantity of chips. The exact quantity depends on the manufacturer's specifications.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Operating voltage: 1.7V to 5.5V
• Maximum clock frequency: 400 kHz
• Write cycle time: 5 ms (maximum)
• Data retention: 100 years (minimum)

Detailed Pin Configuration

AT24C02AN-10SI has the following pin configuration:

1. A0: Chip address input pin
2. A1: Chip address input pin
3. A2: Chip address input pin
4. GND: Ground connection
5. SDA: Serial data input/output pin
6. SCL: Serial clock input pin
7. WP: Write protect pin
8. VCC: Power supply voltage

Functional Features

• Random access: AT24C02AN-10SI allows random access to any memory location, enabling efficient data retrieval.
• Sequential read and write: This chip supports sequential read and write operations, enhancing data transfer speed.
• Hardware write protection: The WP pin can be used to protect the memory from accidental writes.
• I2C interface: AT24C02AN-10SI utilizes the I2C (Inter-Integrated Circuit) protocol for communication with other devices.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• Electrically erasable memory allows for easy reprogramming.
• Low power consumption extends battery life in portable devices.
• Compact package size enables integration into various electronic systems.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write cycle time may impact performance in certain applications.

Working Principles

AT24C02AN-10SI operates based on the principles of EEPROM technology. It utilizes a grid of floating-gate transistors to store digital information. When data is written, an electric charge is trapped in the floating gate, representing a binary value. To read the stored data, the charge level is measured, allowing the retrieval of the original information.

Detailed Application Field Plans

AT24C02AN-10SI finds application in various fields, including but not limited to: 1. Microcontroller-based systems requiring non-volatile memory storage. 2. Computer motherboards for storing system configuration data. 3. Consumer electronics like smart TVs, set-top boxes, and gaming consoles. 4. Industrial automation systems for storing calibration data and configuration settings. 5. Automotive electronics for storing critical information like mileage and diagnostic codes.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) capacity, similar features to AT24C02AN-10SI.
2. AT24C04: 4 kilobits (512 bytes) capacity, higher storage than AT24C02AN-10SI.
3. AT24C08A: 8 kilobits (1 kilobyte) capacity, double the storage of AT24C02AN-10SI.
4. AT24C16A: 16 kilobits (2 kilobytes) capacity, quadruple the storage of AT24C02AN-10SI.

These alternative models offer varying storage capacities to suit different application requirements.

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