DOUBLEDATARATE(DDR)SDRAM VDD=+2.5V±0.2V,VDDQ=+2.5V±0.2V •Bidirectionaldatastrobe(DQS)transmitted/ receivedwithdata,i.e.,source-synchronousdata capture(x16hastwo–oneperbyte) •Internal,pipelineddouble-data-rate(DDR) architecture;twodataaccessesperclockcycle •Diffe