Microchip Technology

25LC640-E/P  

Memory ICs Products

25LC640-E/P Description

The 25LC640-E/P is a high-performance, 64Kbit EEPROM memory IC chip designed for a wide range of applications requiring reliable and efficient data storage. Manufactured by Microchip Technology, this device features an 8K x 8 memory organization, offering a total memory size of 64Kbit. It operates with a clock frequency of up to 3 MHz, ensuring fast data access and transfer rates. The 25LC640-E/P is equipped with a SPI memory interface, making it compatible with various microcontrollers and systems.

This EEPROM device is designed for through-hole mounting, providing robust mechanical stability and ease of integration into printed circuit boards. It operates within a wide supply voltage range of 2.5V to 5.5V, making it suitable for diverse power supply environments. The 25LC640-E/P has a write cycle time of 5ms for both word and page operations, ensuring efficient data writing capabilities.

The 25LC640-E/P is housed in a tube package, which is ideal for bulk handling and storage. It is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. The device has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for storage in various environmental conditions without the need for special handling.

25LC640-E/P Features

• High-Speed Operation: With a clock frequency of up to 3 MHz, the 25LC640-E/P ensures rapid data access and transfer, ideal for applications requiring quick read and write operations.
• SPI Interface: The SPI memory interface provides seamless compatibility with a wide range of microcontrollers and systems, simplifying integration and reducing development time.
• Wide Voltage Range: Operating within a 2.5V to 5.5V supply voltage range, the 25LC640-E/P is versatile and can be used in various power supply environments.
• Fast Write Cycle Time: A write cycle time of 5ms for both word and page operations ensures efficient data writing, making it suitable for applications requiring frequent updates.
• Through-Hole Mounting: The through-hole mounting type provides robust mechanical stability and ease of integration into printed circuit boards.
• Environmental Compliance: The 25LC640-E/P is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: With an MSL of 1 (unlimited), the device can be stored in various environmental conditions without the need for special handling.

25LC640-E/P Applications

The 25LC640-E/P is ideal for a variety of applications that require reliable and efficient data storage. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where data retention and quick access are critical, such as in industrial control systems, automotive electronics, and consumer electronics.
• Microcontroller Applications: Perfect for use with microcontrollers that require non-volatile memory for storing configuration data, firmware updates, and other critical information.
• Data Logging: Suitable for data logging applications where frequent data writes are necessary, such as in environmental monitoring systems and smart meters.
• Consumer Electronics: Can be used in consumer electronics for storing user preferences, calibration data, and other essential information.

Conclusion of 25LC640-E/P

The 25LC640-E/P is a versatile and reliable EEPROM memory IC chip that offers high-speed operation, a wide voltage range, and fast write cycle times. Its SPI interface and through-hole mounting type make it easy to integrate into various systems. With its environmental compliance and robust mechanical stability, the 25LC640-E/P is an excellent choice for applications requiring efficient and reliable data storage. Whether used in embedded systems, microcontroller applications, data logging, or consumer electronics, the 25LC640-E/P provides the performance and reliability needed to ensure successful implementation.

25LC640-E/P Documents

Download datasheets and manufacturer documentation for 25LC640-E/P

PCN Assembly/Origin :

Qualification Copper Wire 17/Mar/2014      

Datasheets :

25AA640, 25LC640      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Design Resources :

25LC640 Development Tool Selector      

HTML Datasheet :

25AA640, 25LC640      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH