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jkhoo's avatar
jkhoo
Icon for Occasional Contributor rankOccasional Contributor
3 years ago

Stratix V IO pins in bank C & D cannot ramp to 3.3V when VCCIO is source with 3.3V

Why is there difference in voltage level in bank 3C/3D IO pins when setting the current strength between 8mA, 12mA versus 16mA? I am expecting 3.3V on the IO pins but only get 1.5V when setting the c...
FvM's avatar
FvM
Icon for Super Contributor rankSuper Contributor
3 years ago

Behaviour beyond specified operation conditions is undefined and unlikely described in a document. I would first check if the device operates expectedly with legal VCCIO value. If not, the IO pin is either damaged or externally overloaded.