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Author Topic: rs-485 and rs-422 isolated ICs  (Read 2016 times)
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Jeckson
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« on: December 18, 2009, 07:33:31 07:33 »


I just making isolated rs-422 and rs-485.After seach and google didn't found.

The ICs drived basically from datasheet.

Can used different IC as buffer.

The design still amateur..:-(

Jeckson
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dennis78
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« Reply #1 on: December 18, 2009, 07:49:43 07:49 »

Look ADM2587E/ADM2582E

http://www.analog.com/en/interface/lvds/adm2587e/products/product.html
« Last Edit: December 18, 2009, 07:54:41 07:54 by dennis78 » Logged
Jeckson
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« Reply #2 on: December 18, 2009, 08:58:38 08:58 »

Thank's for advice Dennis

I think the ICs better than my ICs

But I didn't have that ICs .
Have some of ICs at pcb description.

I will used your advice ICs but after I have moneys in the future...:-(.
Thank you

Jeckson
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waicon
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I'm learning to Dream...not Relaxing...zzZ


« Reply #3 on: December 20, 2009, 09:14:45 09:14 »

maybe u can try this design, let me know out-come result.
http://rapidshare.com/files/323503276/RS232_RS485_ISOLATE.pdf

RS232 iso--> RS485/RS422

Posted on: December 20, 2009, 11:47:25 23:47 - Automerged

here is another one isolation conccept design
http://rapidshare.com/files/323511550/RS485_repeater.rar

2 similar design given, cheer Smiley Grin
you'll have idea make your own iso.RS485/RS422 now, don't forget to share your design.

 
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Jeckson
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« Reply #4 on: December 21, 2009, 06:24:35 06:24 »

Hai

Thank's

I'm sticky to rs-485 network cause the prices for Ethernet ICs(i.e modules still costly).

and better when have network chips as gateway for rs-485 network...

Here's pcb for common rs-485 and rs-422

Jeckson
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