[sdiy] Logic to +/-5V conversion

[rsdio at audiobanshee.com]

Why choose a current mode (Norton) amplifier, like the LM3900 or LM359? Sure, they allow the input voltage to exceed the supply, but in this case we need the output voltage to exceed the input voltage, at least on the negative side.

Brian


On Nov 20, 2015, at 8:19 PM, Paul Perry <pfperry at melbpc.org.au> wrote:
> But back in The Day, this was a job for the LM3900.
> 
> paul perry Melbourne Australia
> ----- Original Message ----- From: "Tim Ressel" > 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?
>