Microchip Technology
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AT24MAC402-XHM-B
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AT24MAC402-XHM-B

Product Overview

Category

The AT24MAC402-XHM-B belongs to the category of EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuits.

Use

It is used for storing small amounts of data that require non-volatile memory, such as device configuration settings, calibration data, and other application-specific information.

Characteristics

  • Non-volatile memory
  • I2C interface
  • Low power consumption
  • Small form factor

Package

The AT24MAC402-XHM-B is available in a compact and industry-standard 8-lead SOIC package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile memory storage in a small and efficient package.

Packaging/Quantity

The AT24MAC402-XHM-B is typically packaged in reels and is available in varying quantities depending on the manufacturer's specifications.

Specifications

  • Memory Size: 4 Kbit (512 bytes)
  • Interface: I2C
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to 85°C
  • Write Cycle Endurance: 1,000,000 cycles
  • Data Retention: 100 years

Detailed Pin Configuration

The AT24MAC402-XHM-B features an 8-pin configuration with pins designated for power, ground, I2C communication, and memory addressing.

Functional Features

  • I2C interface for easy integration with microcontrollers and other devices
  • Low power consumption for energy-efficient operation
  • Built-in write protection for enhanced data security
  • Small form factor for space-constrained applications

Advantages

  • Non-volatile memory retention
  • Compatibility with I2C interface
  • Low power consumption
  • Compact package size

Disadvantages

  • Limited memory size (4 Kbit)
  • Slower write speeds compared to some other memory technologies

Working Principles

The AT24MAC402-XHM-B utilizes EEPROM technology, allowing it to store data even when the power is removed. It communicates with the host system via the I2C interface, enabling read and write operations to access and modify stored data.

Detailed Application Field Plans

The AT24MAC402-XHM-B is well-suited for various applications, including: - IoT (Internet of Things) devices - Sensor nodes - Embedded systems - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the AT24MAC402-XHM-B include: - AT24C02: Similar EEPROM IC with 2 Kbit memory size - AT24C04: EEPROM IC with 4 Kbit memory size and I2C interface - AT24CM02: I2C-compatible EEPROM with 2 Kbit memory size

In conclusion, the AT24MAC402-XHM-B offers a reliable and compact solution for non-volatile memory storage in various electronic applications, despite its limitations in memory size and write speed. Its compatibility with the I2C interface and low power consumption make it a suitable choice for many embedded systems and IoT devices.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van AT24MAC402-XHM-B in technische oplossingen

  1. What is the AT24MAC402-XHM-B?

    • The AT24MAC402-XHM-B is a serial EEPROM with a factory-programmed globally unique 48-bit EUI-48™ MAC address.

  2. How is the AT24MAC402-XHM-B typically used in technical solutions?

    • It is commonly used for adding unique MAC addresses to various devices, such as IoT devices, network interfaces, and embedded systems.

  3. What are the key features of the AT24MAC402-XHM-B?

    • Some key features include its 48-bit EUI-48™ MAC address, I2C interface, 256-bit EEPROM memory, and low power consumption.

  4. Can the AT24MAC402-XHM-B be reprogrammed with a different MAC address?

    • No, the MAC address on the AT24MAC402-XHM-B is factory-programmed and cannot be modified.

  5. What are the typical voltage and temperature operating ranges for the AT24MAC402-XHM-B?

    • The device operates at a voltage range of 1.7V to 5.5V and a temperature range of -40°C to +85°C.

  6. Is the AT24MAC402-XHM-B compatible with standard I2C interfaces?

    • Yes, it is designed to be compatible with standard I2C interfaces, making it easy to integrate into existing designs.

  7. Are there any security features built into the AT24MAC402-XHM-B?

    • Yes, it includes write protection for the MAC address and additional user memory, providing some level of security for the stored data.

  8. What are some common applications for the AT24MAC402-XHM-B in technical solutions?

    • Common applications include networked sensors, industrial automation, smart meters, and other IoT devices requiring unique MAC addresses.

  9. Does the AT24MAC402-XHM-B require any special programming or configuration?

    • No, it comes pre-programmed with a unique MAC address and does not require any additional programming or configuration.

  10. Where can I find detailed technical specifications and application notes for the AT24MAC402-XHM-B?

    • Detailed technical specifications and application notes can be found on the manufacturer's website or in the product datasheet.