> Unfortunately, even if there is, I cannot afford to pay $4 per
> input. If  worst comes to worst, I can live with not being able
> to measure currents below 20mA, and simply document the
> "feature."

I asked for 2 samples of each from Maxim and got them.
Unknown to me, my customer had asked for 10 of each, and
to my great surprise actually got them. So my sensor convertors
cost nothing

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