CAT24C02YI-GT3JN

Product Overview

Category

The CAT24C02YI-GT3JN belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Non-volatile: The CAT24C02YI-GT3JN retains stored data even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically, without requiring physical removal of the chip.
• High storage capacity: This chip has a storage capacity of 2 kilobits (256 bytes).
• Low power consumption: The CAT24C02YI-GT3JN operates at low power levels, making it suitable for battery-powered devices.

Package

The CAT24C02YI-GT3JN is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

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

Packaging/Quantity

The CAT24C02YI-GT3JN is typically sold in reels containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Supply voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million write cycles
• Data retention: 100 years

Detailed Pin Configuration

The CAT24C02YI-GT3JN features the following pin configuration:

1. A0: Address input bit 0
2. A1: Address input bit 1
3. A2: Address input bit 2
4. GND: Ground
5. SDA: Serial data input/output
6. SCL: Serial clock input
7. WP: Write protect
8. VCC: Supply voltage

Functional Features

• Random access: The CAT24C02YI-GT3JN allows for random access to any memory location, enabling efficient data retrieval.
• I2C interface: This chip utilizes the widely adopted I2C (Inter-Integrated Circuit) communication protocol, ensuring compatibility with a wide range of devices.
• Hardware write protection: The WP pin can be used to protect the stored data from accidental modification.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Electrically erasable and reprogrammable, allowing for flexibility in data management.
• Low power consumption extends battery life in portable devices.
• Compact package size enables integration into space-constrained designs.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower read and write speeds compared to volatile memory types.
• Higher cost per unit compared to some alternative memory solutions.

Working Principles

The CAT24C02YI-GT3JN utilizes EEPROM technology, which relies on floating gate transistors to store and retrieve digital information. When data is written, an electrical charge is trapped in the floating gate, altering the transistor's behavior. This charge can be removed during the erase process, allowing the transistor to return to its original state. The stored data can then be read by applying appropriate voltages to the transistor.

Detailed Application Field Plans

The CAT24C02YI-GT3JN finds applications in various fields, including:

1. Embedded systems: Used for storing configuration settings, calibration data, and firmware updates in microcontroller-based systems.
2. Automotive electronics: Employed for storing critical data, such as vehicle identification numbers (VINs), mileage records, and diagnostic information.
3. Industrial automation: Utilized for storing parameters, calibration data, and event logs in programmable logic controllers (PLCs) and industrial control systems.
4. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles to store user preferences, channel lists, and application data.

Detailed and Complete Alternative Models

1. CAT24C01: 1 kilobit EEPROM chip with similar features but half the storage capacity of CAT24C02YI-GT3JN.
2. CAT24C04: 4 kilobit EEPROM chip with double the storage capacity of CAT24C02YI-GT3JN.
3. AT24C02: Equivalent EEPROM chip from a different manufacturer, offering similar specifications and functionality.

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