Byron A Jeff wrote:
>
>The pros of the MAX232 is simple: It works with the EIA-232 standard
>voltages,
>it only requires 5V power, and it's easy to hook up.
>
>It's really not worth discussing with discretes because if you're using the
>standard UART you'll have to invert the signals anyway...
>

If you happen to have + and - supplies in the range of 9 to 15 volts, an
alternative is the 75155 from TI. One transmitter, one receiver, 8 pin
package. Pretty slick chip, don't know about pricing or availability.

Regards, Bob


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