Phew, thought a design was going to be unworkable but I was misunderstanding the datasheet
The keyword of “resistor ratio drift” is the ratio part.
This means I can use a significantly cheaper part than I thought I needed to
the mastodon instance at cybre.space is retired see the end-of-life plan for details: https://cybre.space/~chr/cybre-space-eol
The keyword of “resistor ratio drift” is the ratio part.