AT24C02A-10PI-1.8

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: Low-power, high-density memory with 2K bits of storage capacity
• Package: PDIP (Plastic Dual In-line Package)
• Essence: Data storage and retrieval in electronic devices
• Packaging/Quantity: Available in tubes or reels, quantity depends on the supplier

Specifications

• Storage Capacity: 2K bits (256 bytes)
• Operating Voltage: 1.7V to 5.5V
• Speed: 400 kHz (I2C-compatible)
• Endurance: 1 million write cycles
• Data Retention: 100 years
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT24C02A-10PI-1.8 has a total of 8 pins: 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

• I2C-Compatible Interface: Allows for easy integration into various systems.
• Byte-Writable: Enables individual byte modification without affecting other data.
• Hardware Write Protection: The WP pin can be used to protect the memory from accidental writes.
• Low Power Consumption: Ideal for battery-powered devices.

Advantages

• Compact Size: The small form factor makes it suitable for space-constrained applications.
• High Reliability: Offers robust data retention and endurance characteristics.
• Easy Integration: Compatible with standard I2C communication protocols.
• Cost-Effective: Provides a cost-efficient solution for non-volatile memory requirements.

Disadvantages

• Limited Storage Capacity: The 2K-bit capacity may not be sufficient for certain applications.
• Slower Write Speed: The EEPROM technology used in AT24C02A-10PI-1.8 has slower write speeds compared to other memory types.
• Sensitivity to Environmental Conditions: Extreme temperatures or voltage fluctuations can affect performance.

Working Principles

The AT24C02A-10PI-1.8 utilizes EEPROM technology, which allows for electrically erasing and reprogramming data. It operates using the I2C communication protocol, where data is transferred serially between the device and the microcontroller. The memory cells store bits of information as charge levels, which can be read, written, and erased electronically.

Detailed Application Field Plans

The AT24C02A-10PI-1.8 finds application in various electronic devices, including but not limited to: - Consumer Electronics: Used for storing configuration settings, user preferences, and small data sets. - Industrial Automation: Enables data storage for equipment calibration, event logging, and parameter storage. - Automotive Electronics: Utilized for storing vehicle-specific data, such as mileage, service history, and user preferences. - Medical Devices: Stores patient data, device configurations, and calibration information.

Detailed and Complete Alternative Models

• AT24C01A: 1K-bit EEPROM with similar specifications but lower storage capacity.
• AT24C04A: 4K-bit EEPROM with higher storage capacity but similar characteristics.
• AT24C08A: 8K-bit EEPROM with double the storage capacity of AT24C02A-10PI-1.8.
• AT24C16A: 16K-bit EEPROM with quadruple the storage capacity of AT24C02A-10PI-1.8.

(Note: The above alternative models are from the same AT24C series and share similar features.)

In conclusion, the AT24C02A-10PI-1.8 is a compact and reliable EEPROM IC with 2K bits of storage capacity. It offers easy integration, low power consumption, and hardware write protection. While it has limitations in terms of storage capacity and write speed, it serves as an efficient solution for non-volatile memory requirements in various electronic applications.