identify Sierra Semiconductor chips
Sierra Semiconductor [PCI vendor ID 10A8]
Sierra Semiconductor [PCI vendor ID 1A08]
founded 1984, going public 1991
merged 1992 with PMC to PMC-Sierra
PMC-Sierra Inc [PCI vendor ID 11F8]
   
     
      
         
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          | SC11483 | 
         
         
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          SC11483CV 
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          | SC11487 | 
         
         
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          SC11487CV 
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          | ??? | 
         
         
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          serial ID 
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Video
Mark1
SC11481 (15bit, 6bit DAC, overlay)
SC11486 (15bit, 6bit DAC)
SC11488 (15bit, 6/8bit DAC, overlay)
Mark2
SC11482 (15bit, 6bit DAC, overlay)
SC11483 (15bit, 6bit)
SC11484 (15bit, 6/8bit DAC, overlay)
Mark3
SC11485 (15/16bit, 6bit DAC, overlay)
SC11487 (15/16bit, 6bit DAC)
SC11489 (15/16bit, 6/8bit DAC, overlay)
SC15020 (24bit, 16bit pixel bus)
SC15021 (24bit, 16bit pixel bus)
SC15025 (24bit)
SC15026 (24bit)
SC11412 (clock chip)
SC15064 (?, integrated DAC, used in Falcon/64)
SC15012CQ (ISA, 1MB) Sierra Swift II
[0000] STB Horizon 64 OEM (PCI vendor ID 10A8)
[0000] SC15064 (PCI vendor ID 1A08)
end of graphics business
since 1997 focus on networking equipment
[7375] PM7375 (Lasar-155 ATM SAR) by PMC (vendor ID 11F8)