• JEDEC standard Double Data Rate2 Synchrnous DRAMs (DDR2 SDRAMs) with 1.8V +/ - 0.1V Power Supply All inputs and outputs are compatible with SSTL_1.8 interface 8 Bank architecture Posted CAS Programmable CAS Latency 3 ,4 ,5, 6 OCD (Off-Chip Driver Impedance Adjustment) ODT (On-Die Termination) Full.