The SST39VF6401B704IEKE is a density parallel flash memory device from SST designed for embedded systems that require reliable nonvolatile code and data storage. Encased in a TSOP48 package with a body length of 18.4 mm, this unit represents a single piece in accordance with the listed packaging. Key benefits Reliable nonvolatile storage for firmware and data, ensuring code integrity through power cycles. Fast access time of 70 ns supports quick read operations, aiding responsive system performance. TSOP48 package with 18.4 mm body length provides a compact, boardfriendly footprint for compatible designs. Onepiece suitable for prototyping, stocking, or replacement on compatible boards. Key attributes Brand and model: SST39VF6401B704IEKE Type: Parallel flash memory (part of the SST39VF6401B family) Capacity indication: 64 Mbit memory density (as implied by the 6401B designation) Access time: 70 ns Package: TSOP48 Package size: 18.4 mm body length Package code: 4IEKE Quantity per : 1 piece Specifications and compatibility Footprint: TSOP48, suitable for boards and sockets designed for 48pin TSOP flash devices Interface: Parallel flash memory interface (compatible with standard 48pin parallel flash signaling) Use with appropriate voltage, timing, and control signals as per the SST39VF6401B family specifications (verify against your board's design requirements) Applications and use cases Firmware and boot code storage for embedded microcontrollerbased systems Replacement or upgrade of legacy 48pin TSOP flash components on development boards or consumer electronics Firmware updates and code storage in embedded hardware that requires reliable, nonvolatile memory with fast read access Notes Confirm pinout, voltage requirements, and timing parameters on your specific board or system design to ensure proper integration. This description reflects the product's brand, model, and packaging details as listed: SST39VF6401B704IEKE in a TSOP48 footprint (18.4 mm), single unit.