CAT24C04YI-G

Product Overview

Category

The CAT24C04YI-G 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 CAT24C04YI-G retains stored data even when power is removed.
• Electrically erasable: The chip allows for easy modification of stored data through electrical signals.
• Programmable: Users can write and rewrite data to the chip multiple times.
• High reliability: The CAT24C04YI-G offers robust performance and long-term data retention.
• Low power consumption: The chip operates efficiently, consuming minimal power during read and write operations.

Package

The CAT24C04YI-G is available in a small outline integrated circuit (SOIC) package. This package type ensures ease of integration into various electronic systems.

Essence

The essence of the CAT24C04YI-G lies in its ability to provide reliable and non-volatile data storage in electronic devices, enabling efficient data management and system operation.

Packaging/Quantity

The chip is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory capacity: 4 kilobits (512 bytes)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The CAT24C04YI-G has a total of 8 pins, each serving a specific function:

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

Functional Features

• Random access: The CAT24C04YI-G allows for direct access to any memory location, facilitating efficient data retrieval and modification.
• I2C interface: The chip utilizes the widely adopted I2C communication protocol, enabling easy integration with various microcontrollers and other devices.
• Hardware write protection: The WP pin can be used to protect the stored data from accidental overwriting.
• Sequential read operation: The chip supports sequential reading of multiple memory locations, reducing access time in certain applications.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High reliability and long-term data retention.
• Low power consumption, making it suitable for battery-powered devices.
• Compact package size for easy integration into electronic systems.
• Wide operating voltage range allows compatibility with different power supply levels.

Disadvantages

• Limited memory capacity compared to other storage options.
• Slower write speeds compared to some alternative memory technologies.
• Relatively higher cost per byte compared to larger capacity memory chips.

Working Principles

The CAT24C04YI-G utilizes a combination of electrically erasable floating-gate transistors and control circuitry to store and retrieve data. When writing data, an electrical charge is applied to specific memory cells, altering their state. During read operations, the stored charge is detected and converted back into digital data.

Detailed Application Field Plans

The CAT24C04YI-G finds application in various fields, including: 1. Embedded systems: Used for storing configuration data, calibration values, and firmware updates in microcontrollers. 2. Consumer electronics: Employed in devices like smart TVs, set-top boxes, and audio systems for storing user preferences and settings. 3. Automotive industry: Utilized in electronic control units (ECUs) for storing critical vehicle data, such as mileage and diagnostic information. 4. Industrial automation: Used in programmable logic controllers (PLCs) to store program code and configuration parameters.

Detailed and Complete Alternative Models

1. CAT24C01WI-G: 1 kilobit EEPROM chip with similar characteristics and package.
2. CAT24C08WI-G: 8 kilobit EEPROM chip offering increased memory capacity.
3. AT24C04AN-10SU-2.7: Competing 4 kilobit EEPROM chip from a different manufacturer.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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