AT24C02-10PI-2.7

Overview

Category: Integrated Circuit (IC)
Use: Data Storage
Characteristics: Non-volatile, Serial EEPROM
Package: 8-pin DIP (Dual In-line Package)
Essence: Electrically Erasable Programmable Read-Only Memory (EEPROM)
Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

• Part Number: AT24C02-10PI-2.7
• Memory Size: 2 Kilobits (256 x 8 bits)
• Operating Voltage: 2.7V to 5.5V
• Operating Temperature: -40°C to +85°C
• Write Cycle Endurance: 1 Million Write Cycles
• Data Retention: 100 Years
• Interface: I2C (Two-wire Serial Interface)

Pin Configuration

The AT24C02-10PI-2.7 has a total of 8 pins arranged as follows:

┌───┬───┐ A0 -|1 8|- Vcc A1 -|2 7|- WP A2 -|3 6|- SDA GND -|4 5|- SCL └───┴───┘

Functional Features

• Non-volatile memory: The AT24C02-10PI-2.7 retains data even when power is disconnected.
• Serial communication: It uses the I2C protocol for easy interfacing with microcontrollers and other devices.
• High endurance: With a write cycle endurance of 1 million cycles, it ensures reliable and long-lasting data storage.
• Low power consumption: The IC operates at a low voltage range of 2.7V to 5.5V, making it suitable for battery-powered devices.
• Small form factor: The 8-pin DIP package allows for easy integration into various electronic systems.

Advantages

• Compact size and lightweight design make it ideal for space-constrained applications.
• High data retention ensures long-term reliability.
• Low power consumption extends battery life in portable devices.
• Easy interfacing with microcontrollers simplifies system integration.
• Wide operating temperature range enables usage in harsh environments.

Disadvantages

• Limited memory capacity compared to larger EEPROMs or other storage solutions.
• Slower write speeds compared to some flash memory alternatives.
• Susceptible to electromagnetic interference due to the serial communication interface.

Working Principles

The AT24C02-10PI-2.7 is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating gate transistor structure to store and retrieve data. The I2C interface allows for serial communication between the IC and the controlling device, enabling data read and write operations.

Detailed Application Field Plans

The AT24C02-10PI-2.7 finds application in various fields, including: 1. Consumer Electronics: Used for storing configuration settings, user preferences, and small data sets in devices like TVs, set-top boxes, and audio players. 2. Industrial Automation: Employed for data logging, parameter storage, and device identification in industrial control systems. 3. Automotive: Utilized for storing critical information such as vehicle identification numbers (VIN), mileage, and calibration data in automotive electronics. 4. Medical Devices: Used for storing patient data, device configurations, and calibration parameters in medical equipment. 5. IoT (Internet of Things): Integrated into IoT devices for storing sensor data, device identification, and firmware updates.

Detailed and Complete Alternative Models

1. AT24C01A: 1 Kilobit (128 x 8 bits) EEPROM with similar specifications.
2. AT24C04: 4 Kilobits (512 x 8 bits) EEPROM with higher memory capacity.
3. AT24C16: 16 Kilobits (2048 x 8 bits) EEPROM with larger storage capability.
4. AT24C64: 64 Kilobits (8192 x 8 bits) EEPROM with extended memory size.

These alternative models provide options with varying memory capacities to suit different application requirements.

In conclusion, the AT24C02-10PI-2.7 is a compact and reliable serial EEPROM IC that offers non-volatile data storage for a wide range of applications. Its small form factor, low power consumption, and easy interfacing make it a popular choice in various industries. However, its limited memory capacity and slower write speeds should be considered when selecting an appropriate storage solution.