AT24CS02-XHM-T

Product Overview

Category

AT24CS02-XHM-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, sensors, and communication modules.

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 efficiently with minimal power requirements.
• Small form factor: Compact size allows for integration into space-constrained designs.

Package

AT24CS02-XHM-T is available in a small surface-mount package, making it suitable for automated assembly processes.

Essence

The essence of AT24CS02-XHM-T lies in its ability to provide reliable and flexible non-volatile memory storage for electronic devices.

Packaging/Quantity

This chip is typically packaged in reels or tubes, with each reel containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer's specifications.

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: 100 years

Detailed Pin Configuration

The AT24CS02-XHM-T chip has a total of 8 pins, which are assigned specific functions:

1. VCC: Power supply input
2. GND: Ground reference
3. SDA: Serial Data Line for I2C communication
4. SCL: Serial Clock Line for I2C communication
5. WP: Write Protect pin for hardware protection
6. A0: Address bit 0 for device addressing
7. A1: Address bit 1 for device addressing
8. NC: No Connection (reserved for future use)

Functional Features

• I2C Interface: The chip supports the widely used I2C interface, allowing for easy integration with various microcontrollers and other devices.
• Write Protection: The WP pin can be used to enable or disable write operations, providing an additional layer of data security.
• Multiple Device Addressing: The A0 and A1 pins allow for up to four AT24CS02-XHM-T chips to be connected on the same I2C bus, expanding the available memory capacity.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Ensures data integrity even during power loss.
• Easy integration: Compatible with standard I2C interfaces, simplifying the design process.
• Low power consumption: Ideal for battery-powered devices.
• Compact size: Fits well in space-constrained applications.

Disadvantages

• Limited storage capacity: With only 2 kilobits of memory, it may not be suitable for applications requiring large amounts of data storage.
• Relatively slower write speed compared to some other memory technologies.

Working Principles

AT24CS02-XHM-T utilizes EEPROM technology, which allows for electrically erasing and programming data. It uses a floating gate transistor structure to store charge, representing binary information. When data needs to be written or erased, specific voltage levels are applied to the memory cells, altering the charge state of the floating gate.

Detailed Application Field Plans

The AT24CS02-XHM-T chip finds application in various fields, including:

1. Internet of Things (IoT) devices: Used for storing configuration data, device parameters, and firmware updates.
2. Automotive electronics: Employed for storing critical data, such as vehicle identification numbers and calibration settings.
3. Industrial automation: Utilized for storing production data, equipment settings, and user preferences.
4. Consumer electronics: Integrated into devices like smartwatches, fitness trackers, and home automation systems for data storage purposes.

Detailed and Complete Alternative Models

1. AT24CS01-XHM-T: Similar to AT24CS02-XHM-T but with half the memory capacity (1 kilobit).
2. AT24CS04-XHM-T: Similar to AT24CS02-XHM-T but with double the memory capacity (4 kilobits).
3. AT24CS08-XHM-T: Similar to AT24CS02-XHM-T but with eight times the memory capacity (8 kilobits).

These alternative models provide options with varying memory capacities to suit different application requirements.

In conclusion, the AT24CS02-XHM-T chip is a versatile EEPROM device that offers reliable non-volatile memory storage for a wide range of electronic applications. Its compact size, low power consumption, and compatibility with the I2C interface make it an