DDR2 memory has been the mainstream over the last 3 years. Intel first brought DDR2 into the market when it launched its 9xx series of Express chipsets. These saw DDR2 hitting only 533MHz; originally ...

These design guidelines provide the best practices for DDR and DDR2 SDRAM custom memory interface implementation in Stratix III and Stratix IV FPGAs. Figure 1 shows the design flow that is required ...