[evla-sw-discuss] TC11IB dev board

John Ford jford at nrao.edu
Thu May 16 08:26:47 EDT 2002


Kevin Ryan writes:

 > For two reasons:
 > 
 > 1) Remember the Infineon chip only satisfies the requirement of on-core
 >     memory - which somehow came to become more important than the original
 >     requirement of low RFI.  I don't think we should gamble so much time
 >     and money on the assumption that on-core memory and low RFI are one
 >     and the same.  Thanks to Clint et. al. we now have some numbers to go
 >     by with regard to quantifying RFI.

  <snip>

 >    3) Get as many other type development/evaluation boards as we can get 
 > our
 >       hands on and put them through the RFI test.

They will all fail.  Miserably.  You will not find any high-speed
processor that will pass your RFI tests without a carefully designed
PC board and a shielded enclosure for at least parts of the board.

The only prayer you have is this single-chip business, and I'd say
offhand it's a long shot...




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