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Altera_Forum's avatar
Altera_Forum
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14 years ago

5v TTL to/from LVTTL

I need to work with ancient 5v TTL digital components built on 74xx series chips and would like to know, how to covert LVTTL voltage from Stratix II to 5v TTL and back? Any good known way to do th...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

All signals are unidirectional.

I need to connect 5v TTL to 3.3 LVTTL FPGA and not to burn FPGA input driver accidentally :)