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LM3914 led driver chip

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floobydust:
I couldn't find proof of my fuzzy memory that an LM3914 datasheet claimed the IC has dithering. It's probably just noisy comparators. Datasheet mentions ~1mV hysteresis.
180 page Electronics Magazine circuit designer's notebook, a bit of Jim Williams circuits when he worked For National Semiconductor too:
see pdf pg. 154 AB-25 Bob Pease 'Dithering' display expands bar graph's resolution
same lab note with last page text clipped.

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