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re: Design calculations for robust I2C communications
gayatrikumar_1   4/25/2012 7:04:40 PM
This article has coverd a great detail... Just a little addition, The pullup resistor value can not be reduced after a lmit which is decided by one of the two factors. 1) The least value of maximum allowed power dissipation among all the ICs on Bus which again depends on thermal limitations of the IC. 2) Least value of Maximum allowed current through the I2C terminals among all the ICs on bus.

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