Intel® MAX® 10 General Purpose I/O User Guide

ID 683751
Date 1/27/2022

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2.3.1. Schmitt-Trigger Input Buffer

The Intel® MAX® 10 devices feature selectable Schmitt trigger input buffer on all I/O banks.

The Schmitt trigger input buffer has similar VIL and VIH as the LVTTL I/O standard but with better noise immunity. The Schmitt trigger input buffers are used as default input buffers during configuration mode.