The 3DFO2G16VS4214 from 3D Plus is a Space Qualified Memory with Storage Capacity 512 Mb, Read Access Time 100 ns, Bit Size 32M x 16 Bits, Radiation Dose 80 krad(Si) (Read Mode), 25 krad(Si) (Write Mode), Mass 5 gms. Tags: Surface Mount. More details for 3DFO2G16VS4214 can be seen below.