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National Semiconductor NS 32k Math CoPros

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National Semiconductor NS32081N-10

Picture of National Semiconductor NS32081N-10 - front side Picture of National Semiconductor NS32081N-10 - back side
  • Processor Speed:
    10.00 MHz
  • Bus Speed:
    10.00 MHz
  • FPU: yes
  • Introduction:
      1983
  • Mfg. date:
      week 18/1988
Follow this link for an introductory comment on this chip:
  -> http://cpu-museum.de/forum/viewtopic.php?p=3318#3318


This CPU was a donation by Timm Jackowski. Thank you very much.


National Semiconductor NS32381U-25

Picture of National Semiconductor NS32381U-25 - front side Picture of National Semiconductor NS32381U-25 - back side
  • Processor Speed:
    25.00 MHz
  • Bus Speed:
    25.00 MHz
  • FPU: yes
  • Introduction:
      11/1987
  • Mfg. date:
      week 31/1990
Follow this link for an introductory comment on this chip:
  -> http://cpu-museum.de/forum/viewtopic.php?p=3318#3318


This CPU was a donation by Timm Jackowski. Thank you very much.