4GBit DDR3 SDRAM ISSI 4GBit DDR3 SDRAM delivers high-speed SDRAM in compact BGA-78 and BGA-96 packages. ISSI 4GBit DDR3 SDRAM features 256Mx16 organization and supply voltage at either 1.45V or 1.3V with a maximum clock frequency of 666MHz or 800MHz. This SDRAM has 8 internal banks for concurrent operation and 8nBit pre-fetch architecture. ISSI 4GBit DDR3 SDRAM is ideal for telecom and networking, automotive, and industrial embedded computing.