AT24MAC602-XHM-T

Product Overview

Category

AT24MAC602-XHM-T belongs to the category of EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuits.

Use

This product is primarily used for non-volatile data storage in various electronic devices, such as microcontrollers, sensors, and communication modules.

Characteristics

• Non-volatile memory: The AT24MAC602-XHM-T retains stored data even when power is removed.
• High storage capacity: This EEPROM chip has a capacity of 64 kilobits (8 kilobytes).
• Low power consumption: It operates at low voltage levels, making it suitable for battery-powered devices.
• I2C interface: The chip communicates with the host device using the widely-used I2C protocol.
• Built-in security features: It offers write protection and cryptographic functionality to ensure data integrity.

Package and Quantity

The AT24MAC602-XHM-T is available in a compact 8-pin SOIC (Small Outline Integrated Circuit) package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

• Memory Capacity: 64 kilobits (8 kilobytes)
• Interface: I2C
• Supply Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years

Pin Configuration

The AT24MAC602-XHM-T has the following pin configuration:

```

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| | | 1 2 3 | | | | 4 5 6 | | | | 7 8 | |_______________| ```

1. VCC: Supply voltage
2. SDA: Serial Data Line (I2C)
3. SCL: Serial Clock Line (I2C)
4. WP: Write Protect
5. GND: Ground
6. NC: No Connection
7. A0: Address Bit 0
8. A1: Address Bit 1

Functional Features

• Secure Memory: The AT24MAC602-XHM-T provides a secure memory zone that can be used for storing sensitive data, protected by cryptographic functions.
• Write Protection: The WP pin allows the chip to be write-protected, preventing accidental modification of stored data.
• Unique Serial Number: Each chip has a unique 48-bit serial number, which can be used for device identification or authentication purposes.
• Page Write Mode: It supports page write operations, allowing multiple bytes of data to be written in a single operation.

Advantages and Disadvantages

Advantages

• High storage capacity for its compact size.
• Low power consumption, suitable for battery-powered devices.
• Built-in security features enhance data protection.
• Compatibility with the widely-used I2C interface simplifies integration into existing systems.

Disadvantages

• Limited write endurance compared to some other non-volatile memory technologies.
• Relatively higher cost per kilobit compared to larger capacity EEPROM chips.

Working Principles

The AT24MAC602-XHM-T utilizes EEPROM technology to store data. It consists of an array of floating-gate transistors that can be electrically programmed and erased. When data is written, charges are trapped in the floating gates, representing the stored information. These charges can be read back later, even when power is removed.

The I2C interface allows the host device to communicate with the AT24MAC602-XHM-T, enabling read and write operations. The chip's built-in security features ensure data integrity and protect against unauthorized access.

Application Field Plans

The AT24MAC602-XHM-T is widely used in various applications, including: - Internet of Things (IoT) devices - Smart home automation systems - Industrial control systems - Automotive electronics - Medical devices

Its secure memory and cryptographic functionality make it suitable for applications that require data protection and authentication.

Alternative Models

There are several alternative models available in the market that offer similar functionality to the AT24MAC602-XHM-T. Some notable alternatives include: - AT24C64: This EEPROM chip from the same manufacturer offers the same storage capacity but lacks the built-in security features. - 24AA64: Manufactured by Microchip, this EEPROM chip also provides 64 kilobits of storage and supports the I2C interface.

These alternative models can be considered based on specific application requirements and cost considerations.

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