24LC025T-I/OT

Product Overview

Category

The 24LC025T-I/OT 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 24LC025T-I/OT retains stored data even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically, without requiring physical removal of the chip.
• Low power consumption: This chip operates on low power, making it suitable for battery-powered devices.
• High reliability: It offers robust data retention and endurance characteristics.

Package

The 24LC025T-I/OT is available in a small surface-mount package, which facilitates easy integration into compact electronic designs.

Essence

The essence of the 24LC025T-I/OT lies in its ability to provide reliable and non-volatile data storage in a compact form factor.

Packaging/Quantity

This chip is typically supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million write cycles
• Data retention: Up to 200 years

Detailed Pin Configuration

The 24LC025T-I/OT has a total of 8 pins, which are assigned specific functions:

1. VCC: Power supply input
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. WP: Write protect pin (optional)
5. A0: Address bit 0 (for device addressing)
6. A1: Address bit 1 (for device addressing)
7. GND: Ground connection
8. NC: No connection (unused pin)

Functional Features

• Random access: Allows reading and writing of individual bytes within the memory array.
• Byte write and page write modes: Supports both single-byte and multi-byte write operations.
• Software write protection: The WP pin can be used to enable or disable write operations, providing data security.
• Sequential read mode: Enables efficient retrieval of consecutive bytes without requiring repeated address transmissions.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Data remains intact even during power loss.
• Compact form factor: Suitable for space-constrained designs.
• Low power consumption: Ideal for battery-powered devices.
• High reliability: Offers robust endurance and data retention characteristics.

Disadvantages

• Limited storage capacity: With only 2 kilobits, it may not be suitable for applications requiring larger memory sizes.
• Slower write speed compared to some other memory technologies.

Working Principles

The 24LC025T-I/OT utilizes EEPROM technology, which allows for electrically erasing and reprogramming data. It operates based on the I2C protocol, enabling serial communication with a microcontroller or other devices. The chip stores data in an array of memory cells that can be individually addressed for read and write operations.

Detailed Application Field Plans

The 24LC025T-I/OT finds application in various fields, including: - Embedded systems: Used for storing configuration data, calibration values, and firmware updates. - Automotive electronics: Employed for storing critical information like vehicle identification numbers (VINs) and mileage data. - Industrial automation: Utilized for storing parameters, settings, and log data in control systems. - Consumer electronics: Integrated into devices like smartwatches, IoT devices, and remote controls for non-volatile data storage.

Detailed and Complete Alternative Models

Some alternative models to the 24LC025T-I/OT include: - 24LC01B-I/SN - 24LC256-I/P - 24LC512-I/SM - 24LC1025-I/MS

These alternatives offer varying memory capacities, package types, and interface options, allowing designers to choose the most suitable option for their specific requirements.

In conclusion, the 24LC025T-I/OT is a compact and reliable EEPROM chip that provides non-volatile data storage capabilities. With its low power consumption and high endurance, it finds applications in diverse fields ranging from embedded systems to consumer electronics. Designers can also consider alternative models with different specifications to meet their specific needs.