The CY7C1645KV18 from Infineon Technologies is a Space Qualified Memory with Storage Capacity 144 Mb, Read Access Time 1 ms (first access), Voltage 1.7 to 1.9 V, Operating Temperature -55 to 125 Degree C, Storage Temperature -65 to 150 Degree C. More details for CY7C1645KV18 can be seen below.