How I2C isolators work:
Watch this video to learn how the ADuM1250/ADuM2250 iCoupler® digital isolators use a three level logic system developed by Philips specifically for I2C to implement bidirectional data transfer.
Leave a comment
How I2C isolators work:
Watch this video to learn how the ADuM1250/ADuM2250 iCoupler® digital isolators use a three level logic system developed by Philips specifically for I2C to implement bidirectional data transfer.
This trick will fail badly as soon as :
– there is noise
– there are GND shifts in the system, even small ones (caused by big currents in GND lines)
– as said, when other buffers are added
….
Please explain “will fail badly” when other buffers are added.