AT24C04C-CUM-T

Product Overview

Category

AT24C04C-CUM-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.
• Low power consumption: Suitable for battery-powered devices.
• High reliability: Provides long-term data retention and endurance.

Package

AT24C04C-CUM-T is available in a small surface-mount package.

Essence

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

Packaging/Quantity

AT24C04C-CUM-T 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

The AT24C04C-CUM-T chip has a total of 8 pins, which are assigned specific functions:

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

• Random access: Allows reading and writing of specific memory locations.
• Byte-level operations: Supports individual byte read and write operations.
• Page write mode: Enables faster data storage by writing multiple bytes in a single operation.
• Write protection: The WP pin can be used to protect the stored data from accidental modification.

Advantages

• Compact size: The small package makes it suitable for space-constrained applications.
• Low power consumption: Ideal for battery-powered devices, extending their operational life.
• High reliability: Provides long-term data retention and endurance, ensuring data integrity.
• Easy integration: Compatible with standard I2C interfaces, simplifying system design.

Disadvantages

• Limited storage capacity: With only 4 kilobits of memory, it may not be sufficient for certain applications requiring larger data storage.
• Slower write speed: Compared to other memory technologies, EEPROMs generally have slower write speeds.

Working Principles

AT24C04C-CUM-T utilizes an electrically controlled floating gate to store and retrieve digital information. When data is written, an electrical charge is applied to the floating gate, altering its conductivity. This charge remains even when power is removed, allowing the stored data to persist. During read operations, the charge on the floating gate is measured to determine the stored value.

Detailed Application Field Plans

AT24C04C-CUM-T finds application in various fields, including but not limited to:

1. Embedded systems: Used for storing configuration settings, calibration data, and firmware updates.
2. Automotive electronics: Employed in vehicle control units for storing critical data such as mileage, fault codes, and user preferences.
3. Industrial automation: Utilized in programmable logic controllers (PLCs) for storing program instructions and runtime data.
4. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for storing user profiles, preferences, and application data.

Detailed and Complete Alternative Models

1. AT24C01C-CUM-T: 1 kilobit EEPROM chip with similar characteristics but lower storage capacity.
2. AT24C08C-CUM-T: 8 kilobit EEPROM chip with higher storage capacity but similar features.
3. AT24C16C-CUM-T: 16 kilobit EEPROM chip offering even greater storage capacity.

These alternative models provide options for different memory requirements while maintaining compatibility with the same interface and package.

In conclusion, the AT24C04C-CUM-T EEPROM chip is a reliable and versatile solution for non-volatile data storage in various electronic devices. Its compact size, low power consumption, and high reliability make it suitable for a wide range of applications. However, its limited storage capacity and slower write speed should be considered when selecting the appropriate memory solution.