I think Maxim has a chip as you describe. I'd check them out.

Josh
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Dmitry Kiryashov wrote:
>
> Hi guys.
>
> I just got an idea to shrink down some PCB a little bit.
> If anybody knows about dual versions of RS422/485 trans-
> -ceiver probably in 14pin or 16pin DIP case.
>
> If such a miracle is available in reality? ;)
>
> It shouldn't be more than twice expensive as original 0.33$
> chip of course.
>
> WBR  Dmitry.
>

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