Microchip Technology

25LC640T-I/SNG  

Memory ICs Products

25LC640T-I/SNG Description

The 25LC640T-I/SNG is a 64Kbit EEPROM memory IC chip designed for high-performance applications requiring reliable data storage and retrieval. Manufactured by Microchip Technology, this device features an 8K x 8 memory organization, offering a total of 64K bits of non-volatile memory. The chip operates with a clock frequency of 2 MHz, ensuring fast data transfer rates and efficient performance. It supports a wide supply voltage range of 2.5V to 5.5V, making it versatile for various power supply configurations.

The 25LC640T-I/SNG is equipped with a SPI (Serial Peripheral Interface) memory interface, which simplifies communication with microcontrollers and other system components. The device is available in a surface mount package, specifically in a Tape & Reel (TR) format, facilitating easy integration into modern PCB designs. With a write cycle time of 5ms for both word and page operations, this EEPROM ensures quick data write operations, crucial for applications requiring frequent updates.

25LC640T-I/SNG Features

• Memory Size: 64Kbit (8K x 8) EEPROM, providing ample storage for various applications.
• Clock Frequency: 2 MHz, enabling fast data access and transfer.
• Memory Interface: SPI, ensuring compatibility with a wide range of microcontrollers and systems.
• Supply Voltage: 2.5V to 5.5V, offering flexibility in power supply requirements.
• Write Cycle Time: 5ms for word and page operations, ensuring efficient data writes.
• Mounting Type: Surface Mount, suitable for modern PCB designs.
• Package: Tape & Reel (TR), facilitating easy handling and integration.
• Compatibility: DigiKey Programmable and Verified, ensuring reliable programming and verification.
• Regulatory Compliance: REACH Unaffected and ROHS3 Compliant, meeting environmental and safety standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited), ensuring robustness in various environmental conditions.

25LC640T-I/SNG Applications

The 25LC640T-I/SNG is ideal for applications requiring reliable non-volatile memory storage with fast data access. Its 64Kbit EEPROM capacity and SPI interface make it suitable for a variety of use cases, including:

• Embedded Systems: Ideal for storing configuration data, firmware, and other critical information in embedded devices.
• Industrial Control: Provides robust memory storage for programmable logic controllers (PLCs) and other industrial automation systems.
• Consumer Electronics: Used in devices requiring non-volatile storage for settings and user data.
• Telecommunications: Suitable for storing network configuration and operational parameters in communication devices.
• Automotive Systems: Reliable memory storage for automotive control units and infotainment systems.

Conclusion of 25LC640T-I/SNG

The 25LC640T-I/SNG is a versatile and reliable EEPROM memory IC chip, offering a balance of performance, flexibility, and compatibility. Its 64Kbit capacity, fast 2 MHz clock frequency, and SPI interface make it an excellent choice for a wide range of applications. The device's wide supply voltage range, quick write cycle time, and surface mount package further enhance its suitability for modern electronic designs. Despite its obsolete status, the 25LC640T-I/SNG remains a valuable component for applications requiring dependable non-volatile memory storage.

25LC640T-I/SNG Documents

Download datasheets and manufacturer documentation for 25LC640T-I/SNG

Datasheets :

25AA640, 25LC640      

PCN Packaging :

Label and Packing Changes 23/Sep/2015      

Design Resources :

25LC640 Development Tool Selector      

HTML Datasheet :

25AA640, 25LC640      

PCN Design/Specification :

Multiple Devices Datasheet Update 18/Aug/2014      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH