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Link to the manufacturer.

Siemens (HYB) - 4 Megabit

How do I read the type number?

HYB514175BJL-60
^^^---------------- HYB = Siemens
HYB514175BJL-60
   ^^-------------- 31 = 3,3volt / 51 = 5volt
                    39 = SDRAM see below
HYB514175BJL-60
     ^^^----------- 410 = 4Meg x 1
                    417 = 256K x 16: check module size/banks
                    426 = 256K x 16: check module size/banks
                    440 = 1Meg x 4
HYB514175BJL-60
      ^------------ 8 = 1K refresh
                    7 = 2K refresh
                    6 = 4K refresh
HYB51XXXX0BJL-60
       ^^---------- Internal Organization: 
                    40 = 4Meg x 4
                    80 = 2Meg x 8
                    16 = 1Meg x 16
HYB514175BJL-60
        ^---------- 0 = Fast Page
                    1 = Fast Page
                    5 = EDO
HYB514175BJL-60
         ^--------- Product revision
HYB514175BJL-60
          ^-------- Package J = SOJ
HYB514175BJL-60
             ^^---- Speed: 40=40ns / 50=50ns / 60=60ns / 70=70ns

Siemens (HYB) - 16 Megabit

How do I read the type number?

HYB5117800BJL-60
^^^---------------- HYB = Siemens
HYB5117800BJL-60
   ^^-------------- 31 = 3,3volt / 51 = 5volt
                    39 = SDRAM see below
HYB5117800BJL-60
     ^------------- 1 = 16 Megabit chip
                    4 = 4  Megabit chip: see above
                    6 = 64 Megabit chip: see below
HYB5117800BJL-60
      ^------------ 8 = 1K refresh
                    7 = 2K refresh
                    6 = 4K refresh
HYB5117800BJL-60
       ^^---------- Internal Organization: 
                    40 = 4Meg x 4 : check module size/banks
                    80 = 2Meg x 8 : check module size/banks
                    16 = 1Meg x 16: check module size/banks
HYB5117800BJL-60
         ^--------- 0 = Fast Page
                    5 = EDO
                    7 = Burst-EDO
HYB5117800BJL-60
          ^-------- Product revision
HYB5117800BJL-60
           ^------- Package J = SOJ
HYB5117800BJL-60
              ^^--- Speed: 40=40ns / 50=50ns / 60=60ns / 70=70ns

Siemens (HYB) - 64 Megabit

How do I read the type number?

HYB516XXX0BJL-60
^^^---------------- HYB = Siemens
HYB516XXX0BJL-60
   ^^-------------- 31 = 3,3volt / 51 = 5volt
                    39 = SDRAM see below
HYB516XXX0BJL-60
     ^------------- 6 = 64 Megabit chip
                    4 = 4  Megabit chip: see above
                    1 = 16 Megabit chip: see above
HYB516XXX0BJL-60
      ^------------ 4 = 8K refresh
                    5 = 4K refresh
                    6 = 2K refresh
HYB516XXX0BJL-60
       ^^---------- Internal Organization: 
                    16 = 4Meg x 16: check module size/banks
                    40 = 16Meg x 4: check module size/banks
                    80 = 8Meg  x 8: check module size/banks
HYB516XXX0BJL-60
         ^--------- 0 = Fast Page
                    5 = EDO
                    7 = Burst-EDO
HYB516XXX0BJL-60
          ^-------- Product revision
HYB516XXX0BJL-60
           ^------- Package J = SOJ
HYB516XXX0BJL-60
              ^^--- Speed: 40=40ns / 50=50ns / 60=60ns / 70=70ns

 

Siemens (HYB) - SDRAM

How do I read the type number?

HYB39S16800ATL-10
^^^---------------- HYB = Siemens
HYB39S16800ATL-10
   ^^^------------- 39S = 3,3volt SDRAM
HYB39S16800ATL-10
      ^^----------- 16 = 16 Megabit chip
                    64 = 64 Megabit chip
HYB39S16800ATL-10
      ^^^^^-------- Internal Organization: 
                    1616  = 1Meg x 16: check module size/banks
                    16400 = 4Meg x 4 : check module size/banks
                    16800 = 2Meg x 8 : check module size/banks

                    64160 = 4Meg x 16 (4 bank)(64Mb chip) : check module size
                    64400 = 16Meg x 4 (4 bank)(64Mb chip) : check module size
                    64800 = 8Meg x 8  (4 bank)(64Mb chip) : check module size
HYB39S16800ATL-10
           ^------- Product revision
HYB39S16800ATL-10
            ^------ Package T = P-TSOPII
HYB39S16800ATL-10
             ^----- L = Low Power / (blank) = Normal Power
HYB39S16800ATL-10
               ^^-- Speed:
                    10  = PC66-222 specifications.  (only for old G3 series)
                    8B  = PC100-323 specifications. (OK for Blue G3)
                    8   = PC100-222 specifications. (OK for Blue G3)