AT24C04B-TSU-T

Product Overview

Category

AT24C04B-TSU-T 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: The stored data remains even when power is removed.
• Electrically erasable and programmable: Data can be modified electronically without requiring physical removal.
• Low power consumption: Operates on low voltage and consumes minimal power.
• High reliability: Provides reliable data storage with a long lifespan.
• Small form factor: Comes in a compact package suitable for integration into various electronic devices.

Package

AT24C04B-TSU-T is available in an 8-pin surface mount package.

Essence

The essence of AT24C04B-TSU-T lies in its ability to store and retrieve data reliably in a non-volatile manner, making it an essential component for many electronic devices.

Packaging/Quantity

This chip is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory Size: 4 kilobits (512 bytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

AT24C04B-TSU-T has the following pin configuration:

1. A0: Chip Address Input
2. A1: Chip Address Input
3. A2: Chip 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

• Random Access: Allows reading and writing of data at any memory location.
• Byte-Level Read and Write: Enables individual byte-level access for efficient data manipulation.
• Hardware Write Protection: The WP pin can be used to protect the memory from accidental writes.
• Software Write Protection: Can be enabled through specific commands to prevent unauthorized modifications.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Electrically erasable and programmable, allowing easy data modification.
• Low power consumption makes it suitable for battery-powered devices.
• High reliability ensures long-term data integrity.
• Small form factor enables integration into compact electronic devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some other memory types.
• Relatively higher cost per unit compared to certain alternatives.

Working Principles

AT24C04B-TSU-T utilizes an I2C interface to communicate with the host device. It stores data in a grid of memory cells that can be individually addressed for read or write operations. The chip uses electrically controlled gates to store and retrieve data, ensuring non-volatile storage even without power.

Detailed Application Field Plans

AT24C04B-TSU-T finds applications in various fields, including: 1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontrollers. 2. Consumer Electronics: Employed in devices like smart TVs, set-top boxes, and digital cameras for storing user preferences and system parameters. 3. Automotive: Utilized for storing critical data such as mileage, vehicle settings, and diagnostic information in automotive electronics. 4. Industrial Automation: Used in control systems and data loggers to store process parameters, calibration data, and event logs.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT24C04B-TSU-T are: 1. AT24C01A: 1 kilobit EEPROM chip with a smaller memory size. 2. AT24C16B: 16 kilobit EEPROM chip with a larger memory capacity. 3. CAT24C256: 256 kilobit EEPROM chip with significantly higher storage capacity.

These alternative models provide options for different memory requirements in various applications.

In conclusion, AT24C04B-TSU-T is a reliable and versatile EEPROM chip that offers non-volatile data storage in a compact package. Its low power consumption, high reliability, and ease of use make it suitable for a wide range of electronic devices across multiple industries.

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