smokyLED Posted March 12, 2006 Report Share Posted March 12, 2006 I'm trying to find a replacement for an IC in my frequency counter.It's a 8 pin DIP, and could possible be a opamp. But i'm not sure. I have googled but haven't had any luck.This is with is printed on the package:TFK 731 666 BSTFK666BS seems to be the product code.Thanks in advance. Quote Link to comment Share on other sites More sharing options...
aProgrammer Posted March 12, 2006 Report Share Posted March 12, 2006 I think this could be a U666BS telefunken (TFK) prescalerhttp://www.alphacron.de/download/hardware/U666.pdf Quote Link to comment Share on other sites More sharing options...
smokyLED Posted March 12, 2006 Author Report Share Posted March 12, 2006 I think this could be a U666BS telefunken (TFK) prescalerhttp://www.alphacron.de/download/hardware/U666.pdfthanks for finding that. Quote Link to comment Share on other sites More sharing options...
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