The 3DSR8M32VS2503 from 3D Plus is a Space Qualified Memory with Storage Capacity 8 Mb, Read Access Time 12 ns, Bit Size 8 Mbit, Radiation Dose 80 krad (Si) (Read Mode), 25 krad (Si) (Write Mode), Mass 3.60 gms. More details for 3DSR8M32VS2503 can be seen below.