25AA040AT-I/MS

Product Overview

The 25AA040AT-I/MS is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) belonging to the category of non-volatile memory devices. It is commonly used for storing small amounts of data in various electronic systems, including consumer electronics, industrial equipment, and automotive applications. The device is known for its high reliability, low power consumption, and compatibility with a wide range of operating voltages. It is typically available in surface-mount packages and is offered in various quantities to suit different production needs.

Specifications

• Memory Capacity: 4 Kbits
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Package Type: 8-pin SOIC (Small Outline Integrated Circuit)

Detailed Pin Configuration

The 25AA040AT-I/MS features an 8-pin SOIC package with the following pin configuration:

1. Chip Select (/CS)
2. Serial Data Input/Output (SI/SO)
3. Serial Clock (SCK)
4. VSS (Ground)
5. NC (No Connection)
6. NC (No Connection)
7. NC (No Connection)
8. VCC (Power Supply)

Functional Features

The device offers a simple and efficient interface for data transfer, making it suitable for applications requiring reliable non-volatile storage. Its SPI interface allows for high-speed communication with microcontrollers and other peripheral devices. Additionally, the 25AA040AT-I/MS incorporates built-in write protection and error detection mechanisms to ensure data integrity.

Advantages and Disadvantages

Advantages: - Low power consumption - High reliability and endurance - Wide operating voltage range - Compact form factor

Disadvantages: - Limited storage capacity compared to other memory technologies - Slower write speeds compared to volatile memory

Working Principles

The 25AA040AT-I/MS operates based on the principles of electrically erasable programmable memory. Data can be written to and read from the memory cells using electrical signals, and the stored information remains intact even when the power is removed. This makes it ideal for applications requiring persistent data storage.

Application Field Plans

The 25AA040AT-I/MS finds extensive use in various applications, including but not limited to: - Embedded systems - IoT (Internet of Things) devices - Automotive electronics - Industrial control systems - Consumer electronics

Alternative Models

For those seeking alternative models, some options to consider include the 25LC040A, 25LC080B, and 25AA128T. These devices offer varying capacities, interface options, and package types to accommodate different design requirements.

In conclusion, the 25AA040AT-I/MS serves as a reliable and versatile solution for non-volatile data storage in a wide range of electronic systems. Its compact size, low power consumption, and robust performance make it a popular choice among designers and engineers looking for dependable memory solutions.

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