Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, Stefan Trethan <
> I bought a few ICs at ebay, very cheap, but some have tqfp case....
> 
> the pin to pin spacing is 20mil i believe, it are 100 pins.
> 
> Do you think this is possible with TT?
> 
> It are xilinx cplds..
> 
> I have some with 160pins (xc95216) but they have a wider spacing, 
they 
> don't trouble
> me much but the 20 mil is really a bit low.....

??? Stefan
http://myweb.cableone.net/wheedal/pcb.htm

uses a 100 pin tqfp with 19.685 mil spacing (center to center) Xilinx 
CPLD....

It is do-able.

How much did you pay for them?

-Dal