Forum Discussion
Altera_Forum
Honored Contributor
14 years ago --- Quote Start --- the VCCint voltage is in the middle rang of the IO voltage what mean we have a metastability --- Quote End --- Metastability is something different. At worst case, you have an increased current consumption of the involved input buffers. You can ask Altera support about a specification. It may be even the case, that the respective input buffers are diasbled, if the migration devices are selected.