AT24C02N-10SC-2.7

Product Overview

Category

AT24C02N-10SC-2.7 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

• Non-volatile: The stored data remains intact even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• Low power consumption: Operates at low voltage levels, making it suitable for battery-powered devices.
• High reliability: Offers robust data retention and endurance characteristics.
• Small form factor: Comes in a compact package, allowing for space-efficient integration into electronic systems.

Package

The AT24C02N-10SC-2.7 chip is typically available in an 8-pin small outline integrated circuit (SOIC) package.

Essence

The essence of AT24C02N-10SC-2.7 lies in its ability to provide reliable and non-volatile data storage in electronic devices, ensuring that critical information is preserved even during power interruptions or system shutdowns.

Packaging/Quantity

These chips are commonly sold in reels or tubes, with each reel or tube containing a specific quantity of AT24C02N-10SC-2.7 chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Operating voltage: 2.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write cycle endurance: 1 million cycles
• Data retention: Up to 100 years
• Interface: I2C (Two-wire serial interface)

Detailed Pin Configuration

The AT24C02N-10SC-2.7 chip 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 (optional)
8. VCC: Power supply voltage

Functional Features

• Random access: Allows reading and writing of individual bytes within the memory array.
• Byte write and page write modes: Supports both single-byte and multiple-byte write operations.
• Hardware write protection: The WP pin can be used to protect the memory from accidental writes.
• Software write protection: Can be enabled through specific commands, preventing unauthorized modifications.
• Sequential read operation: Enables efficient retrieval of consecutive data bytes.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Ensures data integrity even in the absence of power.
• High endurance: Withstands frequent write cycles without compromising performance.
• Compact size: Fits well in space-constrained electronic systems.
• Low power consumption: Ideal for battery-powered devices.
• Easy integration: Utilizes a widely adopted I2C interface.

Disadvantages

• Limited storage capacity: Suitable for small-scale data storage applications only.
• Relatively slower write speeds compared to other memory technologies.
• Vulnerable to electrical noise or interference during data transfer.

Working Principles

AT24C02N-10SC-2.7 utilizes electrically erasable programmable read-only memory (EEPROM) technology. It consists of a memory array organized into multiple pages, with each page containing several bytes. Data can be written to or read from individual bytes within the memory array using the I2C interface. The chip operates by applying appropriate voltage levels to the control pins and sending specific commands through the serial interface.

Detailed Application Field Plans

AT24C02N-10SC-2.7 finds applications in various fields, including:

1. Microcontroller-based systems: Used for storing configuration data, calibration values, or firmware updates.
2. Consumer electronics: Employed in devices like smart TVs, set-top boxes, and audio equipment for storing user preferences or system settings.
3. Industrial automation: Utilized in control systems, sensors, and data loggers for storing critical information or event logs.
4. Automotive electronics: Integrated into vehicle systems for storing vehicle-specific data, such as mileage or diagnostic codes.
5. Medical devices: Used for storing patient data, device configurations, or firmware updates in medical equipment.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT24C02N-10SC-2.7 include:

1. AT24C01A
2. AT24C04
3. AT24C08
4. AT24C16
5. AT24C32

These models