【Ramtron】FM25040A-STR,F-RAM 4K (512x8) 5V
【Ramtron】FM25040B-G,F-RAM 4Kb Serial SPI 5V FRAM
【Ramtron】FM25040B-GA,F-RAM 4K Serial SPI 5V FRAM
FM25040B-GA1,IC FRAM 4KBIT SPI 14MHZ 8SOIC
FM25040B-GA1TR,IC FRAM 4KBIT SPI 14MHZ 8SOIC
【Ramtron】FM25040B-GATR,IC FRAM 4KBIT SPI 14MHZ 8SOIC
【Ramtron】FM25040B-GTR,IC FRAM 4KBIT 20MHZ SRL 8SOIC
【Ramtron】FM25040C-G,F-RAM 4Kbit Serial SPI 5V F-RAM Memory