AT24C02-10PC

Product Overview

Category

AT24C02-10PC 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, computers, and consumer electronics.

Characteristics

• Electrically erasable: The AT24C02-10PC allows for easy modification and erasure of stored data.
• Non-volatile: The data remains intact even when power is disconnected.
• High storage capacity: This chip has a storage capacity of 2 kilobits (256 bytes).
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

The AT24C02-10PC comes in a standard 8-pin DIP (Dual Inline Package) format.

Essence

The essence of this product lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

The AT24C02-10PC is typically packaged in reels or tubes, with each reel containing 2500 units.

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

The AT24C02-10PC has eight pins, each serving a specific function:

1. A0: Address Input
2. A1: Address Input
3. A2: Address Input
4. GND: Ground
5. SDA: Serial Data Input/Output
6. SCL: Serial Clock Input
7. WP: Write Protect
8. VCC: Power Supply

Functional Features

• Random Access: Allows for reading and writing data at any memory location.
• Sequential Read: Supports sequential read operations, enabling efficient data retrieval.
• Write Protection: The WP pin can be used to protect the memory from accidental writes.
• Hardware and Software Control: The chip can be controlled using both hardware and software methods.

Advantages and Disadvantages

Advantages

• High storage capacity in a compact package.
• Low power consumption, making it suitable for battery-powered devices.
• Easy to use and integrate into various electronic systems.
• Reliable and durable, with a long data retention period.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write cycle time.
• Susceptible to electromagnetic interference.

Working Principles

The AT24C02-10PC utilizes an electrically erasable floating-gate transistor technology. It stores data by trapping charges in the floating gate, which can be erased or programmed electrically. The memory cells are organized into multiple pages, allowing for efficient read and write operations.

Detailed Application Field Plans

The AT24C02-10PC finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and calibration parameters.
2. Automotive Electronics: Employed in vehicle control units for storing critical information like mileage and fault codes.
3. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and digital cameras for data storage purposes.
4. Industrial Automation: Utilized in programmable logic controllers (PLCs) for storing program code and system parameters.

Detailed and Complete Alternative Models

1. AT24C01A-10PU: 1 kilobit EEPROM chip with similar characteristics and package.
2. AT24C04-10SC: 4 kilobit EEPROM chip with extended temperature range and smaller package size.
3. AT24C16A-10PI-2.7: 16 kilobit EEPROM chip with extended voltage range and industrial temperature rating.

These alternative models offer different storage capacities, operating conditions, and package options to suit specific application requirements.

In conclusion, the AT24C02-10PC is a versatile EEPROM chip that provides reliable non-volatile data storage in various electronic devices. Its compact size, low power consumption, and ease of integration make it a popular choice among designers and engineers.