[sdiy] 2164 outputs

Tom Wiltshire tom at electricdruid.net
Fri Aug 25 22:02:04 CEST 2017

The best way to save an op-amp in this situation is to feed the output into another current input, like another 2164 VCA, or a subsequent mixer stage (no need to go VCA->I2V->mixer) or etc etc
It’s a change in thinking from voltage to current, but it works just the same!


       Electric Druid
Synth & Stompbox DIY

> On 25 Aug 2017, at 19:37, Tim Ressel <timr at circuitabbey.com> wrote:
> Hi,
> So the datasheet for the 2164 shows the output always routed to an inverting opamp configured as a current to voltage convertor. Is it possible to configure the 2164 output with a resistor to ground and a non-inverting opamp buffer? I am trying to have an opamp package.
> Thanks!
> -- 
> --Tim Ressel
> Circuit Abbey
> timr at circuitabbey.com
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