25LC040AXT-I/ST

Product Overview

Category

The 25LC040AXT-I/ST belongs to the category of serial EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuits.

Use

It is commonly used for non-volatile data storage in various electronic devices such as consumer electronics, industrial equipment, and automotive applications.

Characteristics

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

Package

The 25LC040AXT-I/ST is typically available in a small surface-mount package, making it suitable for compact designs.

Essence

This device provides reliable and efficient data storage capabilities for embedded systems and electronic devices.

Packaging/Quantity

It is often supplied in tape and reel packaging with varying quantities depending on the supplier and customer requirements.

Specifications

• Memory Capacity: 4 Kbits
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.5V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 25LC040AXT-I/ST typically features an 8-pin configuration, including power supply pins, SPI communication pins, and write protection pins.

Functional Features

• Sequential read and write operations
• Hardware and software write protection
• Flexible clock frequency support
• Low standby current

Advantages and Disadvantages

Advantages

• Compact size
• Low power consumption
• High reliability
• Easy integration with microcontrollers

Disadvantages

• Limited storage capacity compared to other memory technologies
• Slower write speeds compared to some alternative memory solutions

Working Principles

The 25LC040AXT-I/ST operates by utilizing the SPI interface to communicate with a host microcontroller or system. It stores data in a non-volatile manner, allowing for persistent storage of critical information even when the power is removed.

Detailed Application Field Plans

This device finds application in various fields such as: - Automotive electronics for storing vehicle parameters and settings - Industrial control systems for configuration and calibration data - Consumer electronics for storing user preferences and settings

Detailed and Complete Alternative Models

Some alternative models to the 25LC040AXT-I/ST include: - 25AA040A - 25LC080B - 25LC640A

In conclusion, the 25LC040AXT-I/ST offers a reliable and efficient solution for non-volatile data storage in a wide range of electronic applications, despite its limitations in capacity and write speed. Its compact size, low power consumption, and compatibility with SPI interface make it a popular choice for embedded system designers and electronic engineers.

Word Count: 411