[sdiy] Logic to +/-5V conversion

Dave Manley dlmanley at sonic.net
Sat Nov 21 13:02:43 CET 2015



On November 21, 2015 3:36:13 AM PST, "René Schmitz" <synth at schmitzbits.de> wrote:
>Am 21.11.2015 um 01:51 schrieb Tim Ressel:
>> Hi y'all,
>>
>> I'd like to take several 0-5V digital lines and make them swing
>+/-5V. I
>> can do it with op amps, but is there a clevererer way?
>>
>> Thanks!
>>
>A 4053 can be powered from +-5V (Vcc=5V, Vee=-5V, GND=0V) and does
>still 
>accept 0-5V input. Then tie +5 and -5 to the switch inputs.
>Gives you three channels in one package. You can even do inversion by 
>swapping the connections on the switch.
>
>Best,
>  René

Most clevererer answer so far!

-Dave


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