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STM32H7 I/O port characteristics

Question asked by Kilian Nötzold on May 23, 2018
Latest reply on Jun 1, 2018 by Khouloud G

Hello, I’m struggling understanding the I/O static characteristics for the STM32H7 devices.

I think that below 0.3xVdd a normal input is low and above 0.7xVdd it is high. But what is the meaning of the red marked lines?

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http://www.st.com/content/ccc/resource/technical/document/datasheet/group3/23/be/db/eb/29/39/4b/eb/DM00387108/files/DM00… 

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