New - DDRx Application Note DDR, DDR2, DDR3, differential impedance, SDRAM, design rules, DDR2 design guide, PCB stackup, characteristic impedance, Technology rules, power distribution network PDN, USB design, match length delay, return path, DDR specification, JEDEC, DIMM, SODIMM, differential routing, series termination, transmission line impedance, critical constraints, DDR, DDR2, DDR3

This Application Note details tried and proven design rules and techniques for DDR, DDR2 & DDR3 PCB Design.