25LC640AT-I/SN

25LC640AT-I/SN Specifications

Manufacturer: Microchip Technology
Part Number: 25LC640AT-I/SN
Product Type: Serial EEPROM
Memory Size: 64Kb (8K x 8)
Memory Interface: SPI
Operating Voltage Range: 1.8V to 5.5V
Speed: 10 MHz
Write Cycle Time: 5 ms (typical)
Operating Temperature Range: -40°C to +85°C (Industrial)
Package / Case: 8-SOIC (150 mil)
Mounting Type: Surface Mount
Data Retention: 200 Years
Endurance: 1 Million Write Cycles
RoHS Status: RoHS Compliant

Key Features

The 25LC640AT-I/SN is a reliable 64Kb SPI serial EEPROM from Microchip, optimized for embedded applications that require durable, non-volatile memory. It operates across a wide voltage range of 1.8V to 5.5V and communicates using the SPI protocol, offering fast access and simple interfacing. The device supports a clock frequency of up to 10 MHz, allowing for efficient data transfer. With a long data retention period and high endurance, it’s built for long-term performance in industrial and consumer environments.

Applications

Data logging systems
System configuration storage
Consumer electronics
Industrial automation
Calibration and sensor data retention
Microcontroller-based designs

Product Overview

The 25LC640AT-I/SN offers a compact and efficient solution for storing non-volatile data in space-constrained applications. It provides 64Kb of EEPROM memory and communicates via a standard SPI interface, making it easy to integrate into existing microcontroller designs. The device supports read and write operations at clock speeds up to 10 MHz, helping minimize system delays. In addition, it features a 5 ms typical write cycle and one million write endurance cycles, ensuring long-term reliability. Its 8-SOIC surface-mount package allows for easy PCB placement, while its wide voltage and temperature ranges make it suitable for use in both commercial and industrial designs. Overall, it’s a versatile choice for developers seeking a dependable and energy-efficient memory component.

Contact Us

For additional information regarding our products, feel free to get in touch with us. You can call us at 770-870-1760 or email us at info@Cyndtek.com. We look forward to assisting you and ensuring your satisfaction with all of our Cyndtek products.