Ethernet switch/hub

Jul 30, 2003 5 Replies

For a new design I have to embed a 6 port ethernet hub onto a system. I've never looked at ethernet before and don't really know where to look for resources. I've pulled apart a spare hub we have here to discover an AM79C984 chip connected to a couple of transformers to 4 ethernet ports which led me onto the web, but it looks like the chip might be depreciated. However, it's the level of integration I'd like to use.



Can anyone point me in the right direction? I'd like a single chip solution (of course I know I'll need some peripherals). I'd also consider a switch so I could allow 10/100 connections if there is a single-chip solution for that, but it's not essential by any means. Price isn't an issue, it's low volume.



Just a few IC types from someone who's used them would be a great start!



Cheers, Trev


Trevor Barton Isotek Electronics Ltd, 9 Clayton Wood Bank, Leeds, LS16 6QZ, UK. Tel: +44 (113) 275 1339, Fax +44 (113) 224 9827 Remove X from tmb@Xisotek.co.uk before replying. Views expressed are my own and not necessarily those of Isotek Electronics Ltd.

What about the other AMD stuff e.g. the AM79C875.

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Best Regards John McCabe

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I've not used these, but they look like they contain everything you ask for:

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Regards

Martin

AFAIK, AMD has stopped making Ethernet chips (they want to concentrate on CPU's and FLASH technology, they said, and screwed us (we were using their hub chip)).

-jm

AMD stopped making the SC320 and screwed us. They also stopped making the SC520 and screwed us.

Lots of screwing by AMD going around here.

Alex Pavloff - remove BLAH to email Software Engineer, Eason Technology

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