> IIRC, MAX232x devices always need external capacitors. The "A" version
> needs smaller caps than the older "non-A" version. 
> 
> It's the MAX233 devices that have internal caps.

Is there any down side to the MAX233(A) due to the internal
capacitors, or will it be a good choice instead of MAX232(A) ?

> 
> 
> Regards, Bob
> 

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