CAT24C208WI-GT3

Product Overview

Category

The CAT24C208WI-GT3 belongs to the category of EEPROM (Electrically Erasable Programmable Read-Only Memory) 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 memory: The CAT24C208WI-GT3 retains stored data even when power is removed.
• High storage capacity: This chip has a capacity of 2 kilobits (256 bytes).
• Low power consumption: It operates at low voltage levels, making it energy-efficient.
• I2C interface: The chip communicates with the host device using the I2C protocol.
• Wide temperature range: It can operate reliably in temperatures ranging from -40°C to +85°C.

Package

The CAT24C208WI-GT3 is available in a small surface-mount package, which ensures easy integration into circuit boards.

Essence

The essence of this chip lies in its ability to store and retrieve data reliably, even in the absence of power. It provides a convenient solution for applications requiring non-volatile memory.

Packaging/Quantity

The CAT24C208WI-GT3 is typically packaged in reels or tubes, containing a specific quantity of chips per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 2 kilobits (256 bytes)
• Supply Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C
• Write Time: 5ms (maximum)
• Data Retention: 100 years (minimum)

Detailed Pin Configuration

The CAT24C208WI-GT3 chip has a total of 8 pins, which are assigned specific functions:

1. VCC: Power supply voltage
2. SDA: Serial Data Line (I2C)
3. SCL: Serial Clock Line (I2C)
4. A0: Address bit 0
5. A1: Address bit 1
6. WP: Write Protect pin
7. GND: Ground
8. NC: No Connection

Functional Features

• Random access: The chip allows for random read and write operations to any memory location.
• Byte-level write protection: The WP pin can be used to protect individual bytes from being overwritten.
• Page write mode: It supports page write operations, allowing multiple bytes to be written in a single operation.
• Software write protection: The chip provides software-controlled write protection for the entire memory array.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Low power consumption extends battery life in portable devices.
• Wide temperature range makes it suitable for various environments.
• Small package size enables easy integration into compact designs.
• I2C interface simplifies communication with host devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write times compared to some alternatives.
• Vulnerable to electrical noise due to its low voltage operation.

Working Principles

The CAT24C208WI-GT3 utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It consists of a memory array organized into multiple pages, each containing several bytes. The chip communicates with the host device using the I2C protocol, enabling read and write operations at specific memory locations.

Detailed Application Field Plans

The CAT24C208WI-GT3 finds applications in various fields, including: 1. Embedded systems: Used for storing configuration data, firmware updates, and device settings. 2. Automotive electronics: Employed in vehicle control modules for data storage and parameter retention. 3. Industrial automation: Utilized for storing calibration data, sensor configurations, and system parameters. 4. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for data storage purposes.

Detailed and Complete Alternative Models

1. AT24C256: A 256-kilobit EEPROM chip with a larger storage capacity.
2. CAT24C04: A 4-kilobit EEPROM chip with a smaller storage capacity.
3. ST24C08: An 8-kilobit EEPROM chip with similar characteristics to the CAT24C208WI-GT3.

These alternative models offer different storage capacities and may have variations in package types or pin configurations. The choice of an alternative model depends on the specific requirements of the application.

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