Solved
Have 2 data sheets for STM32 745 - They have different pinouts for the UFBGA176 + 25 ballout. Which is correct? "STM32F745xx STM32F746xx" "STM32H745xI/G" (from Digikey STM32F745IIG - detail page)
..
waclawek.janBest answer
Super User
May 4, 2020 9:35 PM UTC
F and H denotes two entirely different chips.
Go to ST website.
JW