The 3DFO256M16VS4105 is a 256-Mbit high-density simultaneous Read/Write FLASH Memory module organized as 16M × 16-bit.
Using high-performance and high-reliability technology chips, stacking with the well-known 3D PLUS MCM-V technology, this FLASH memory module provides a cost-effective solution for low power and high-capacity non-volatile memory data storage needs.
Each device of the module is a 64M-Bit FLASH Memory, organized as 16M × 16 bit, that can be accessed by activating the associated control signal (#CEn).

The 3DFO256M16VS4105 module is packaged in a 54 SOP Package and is available for commercial, industrial, and military temperature ranges.