Microchip Technology SST39VF401C-70-4C-EKE Flash Memory

The SST39VF401C-70-4C-EKE is a high-performance CMOS Multi-Purpose Flash (MPF) manufactured by Microchip Technology. This non-volatile memory chip combines a flexible 4-bit organization with a durable design, making it an ideal storage solution for a wide variety of applications that require data and parameter storage, code shadowing, and boot code storage.

Key Features

• Memory Size: The device offers 4 Mbit (512K x 8-bit) of electrically erasable and programmable flash memory, providing ample space for firmware and data storage.
• Access Time: It boasts a fast access time of 70 ns, ensuring quick read operations which is essential for high-performance computing tasks.
• Operating Voltage: The chip operates within a voltage range of 2.7V to 3.6V, making it suitable for low-power applications and devices operating on battery power.
• Temperature Range: Designed for robust performance, it operates within an industrial temperature range of -40°C to +85°C, ensuring reliability under extreme conditions.
• Endurance: It offers excellent endurance with at least 100,000 erase and program cycles per sector, highlighting its durability and longevity.
• Data Retention: The SST39VF401C-70-4C-EKE provides data retention of a minimum of 20 years, ensuring long-term data integrity.
• Package: The device is available in a 32-lead TSOP (Type I) package, which is suitable for standard PCB assembly processes.

Programming and Erasure

The flash memory can be programmed and erased in-system or in standard EPROM programmers. It uses SuperFlash technology which allows for fast erase and byte-program operations, significantly reducing programming time compared to conventional flash devices. The chip's sector-erase capability gives designers flexibility to erase only specific blocks of data without affecting the rest of the memory.

Applications

With its combination of performance, reliability, and design flexibility, the SST39VF401C-70-4C-EKE is an excellent choice for a multitude of applications, including digital cameras, MP3 players, wireless devices, and networking hardware. Its non-volatile nature makes it particularly well-suited for firmware storage, configuration parameters, and any application where reliable and persistent storage is crucial.

Overall, Microchip's SST39VF401C-70-4C-EKE flash memory represents a reliable and efficient solution for designers looking to incorporate a robust memory component into their electronic designs.