Re: [CAD_CAM_EDM_DRO] Re: TTL to HTL signal conversion

Lars Levin wrote:

>Hi Group!
>
>Thanks for all your input on TTL-HTL conversion.
>
>Do you have any ideas when going the other way, 24v to 5v?
>
>
>

You could use 74HC14 schmitt trigger inverters, with a little
signal conditioning on the input. Say, a diode between the 74HC14 input
and +5 V to limit the positive swing, and a 10 K resistor in series
between the HTL source and the 74HC14 input.

Jon