Microchip Technology SST25VF040B-50-4I-QAE-T Flash Memory

The SST25VF040B-50-4I-QAE-T is a 4 Mbit SPI serial flash memory device designed by Microchip Technology. It is an ideal storage solution for a wide range of electronic applications, offering a high level of performance, reliability, and endurance. This flash memory is part of the SST25 Series and comes in an 8-contact WSON (6x5 mm) package, which is suitable for space-constrained PCB designs.

Key Features:

• Memory Size: 4 Mbit (512K x 8)
• Interface Type: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 2.7V to 3.6V, providing flexibility for various design requirements.
• High-Speed Read Frequency: Up to 50MHz with support for SPI modes 0 and 3.
• Endurance: 100,000 write cycles, ensuring a long operational lifespan.
• Data Retention: Greater than 100 years, offering a stable and reliable storage solution over time.
• Operating Temperature: Industrial grade (-40°C to +85°C), suitable for harsh environments.
• Package Type: 8-contact WSON (6x5 mm).

The SST25VF040B-50-4I-QAE-T is designed for ease of integration into modern electronic systems. It supports full command-set compatibility to the traditional Serial Peripheral Interface (SPI) protocol, ensuring a straightforward and efficient development process. The device's high-speed data transfer capability makes it an excellent choice for applications requiring fast and reliable data storage and retrieval, such as in embedded systems, IoT devices, and portable electronics.

Microchip's commitment to quality means that the SST25VF040B-50-4I-QAE-T is manufactured to high standards, providing designers with a dependable flash memory option that can withstand the rigors of both industrial and consumer applications. Its compact form factor, combined with its robust feature set, makes it an excellent choice for designers looking to optimize their system's performance while maintaining a small footprint.