The 3DSR20M40VS2708 from 3D Plus is a Space Qualified Memory with Storage Capacity 32 Mb, Read Access Time 12, 15, 20 ns, Bit Size 32 bit, Radiation Dose 80 krad (Si) (Read Mode), 25 krad (Si) (Write Mode), Mass 10 gms. More details for 3DSR20M40VS2708 can be seen below.