sdram ddr 芯片

micron---sdram:

     mt48lc2m32,

     mt48lc4m32,

     mt48lc4m16,

     mt48lc8m16,

     mt48lc8m32,

     mt48lc16m16，

     mt48lc32m16．．．(eg: mt48lc16m16a2p-75

      ---ddr:

       mt46v16m16p-6 

   mt46v32m16p-6t 

   mt46v8m16a2p-75 

   mt46v32m8tg-75．．．

samsung----sdram:

      k4s161622h-tc/uc60    k4s641632h/k-uc60/75k4s281632h/f/i-uc60/75 k4s643232h-tc/uc60 k4s561632h/j-uc60/75  k4s511632d-uc75…

              ----ddr:

       k4h561638h-ucb3   k4h561638h-uccc

        k4h511638d-ucb3   k4h511638d-uccc

        k4h561638j-lcb3/ccc  k4h511638j-lcb3/ccc

         hynix ----sdram:

       hy57v161610ftp-6/7   hy57v641620ftp-6/7   hy57v643220dtp-6/7 hy57v281620ftp/etp-5/6/h              hy57v561620ftp-h/6…

               ----ddr:

       hy5du121622ctp/dtp-d43、hy5du561622etp-5、hy5du561622dtp-d43、hy5du281622ftp-5．