[SI-LIST] Re: HANDLING HIGH-SPEED BURSTs

  • From: "Kowal, Keith" <kowal@xxxxxxxx>
  • To: "'lyke@xxxxxxxxxx'" <lyke@xxxxxxxxxx>, si-list@xxxxxxxxxxxxx
  • Date: Fri, 17 Aug 2001 09:33:03 -0400

Hi,
  Take a look at Altera's FPGA family and their latest
chips related to clock recovery, LVDS ,etc.

good luck
keith kowal
Digital Networks, LLC



-----Original Message-----
From: Lyke James Civ AFRL/VSSE [mailto:lyke@xxxxxxxxxx]
Sent: Friday, August 17, 2001 9:32 AM
To: si-list@xxxxxxxxxxxxx
Subject: [SI-LIST] HANDLING HIGH-SPEED BURSTs



In a high-speed data capture application, we are looking at data incoming
rates as high as 2GSAMPS in a burst.  Even though on average the data rates
are low enough to process in a very high end FPGA (obviously desirable for
flexibility), the burst rate (up to 65536 samples at a time) is impossibly
fast.  Of course, things like "FIFO" come to mind, but I have been unable to
locate any component that operates at that rate?  Does anyone know of an
approach that does not involve spinning a custom GaAs ASIC to handle this
"bursty" problem?

jim



============================
Jim Lyke, AFRL/VSEE, 505-846-5812 / fax 853-3393

I was in a job interview and I opened a book and started reading. Then I
said to 
the guy, "Let me ask you a question. If you are in a spaceship that is
traveling 
at the speed of light, and you turn on the headlights, does anything
happen?" He 
said, "I don't know." I said, "I don't want your job." -- Steven Wright 

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