Forum Post: RE: AM3517 IBIS Model - I2C SCL/SDA Not Behaving as Expected

Hi John,

I'm not 100% sure about the AM35X, but the AM335X I2C buffers are not true open-drain. This is explained in AM335X Errata Rev. F, Advisory 1.0.26. My guess is that the AM35X uses similar I/O buffers.