Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Cyclone III I/O standard

Hi there, in the device family datasheet I read that the Cyclone III device supports LVTTL & LVCMOS. In order to interface the device with standard TTL circuits I think I need some kind of buffer...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Thak you guys.

'cuz I don't wanna take any risks I'll use 74LVC buffer to interface I/O circuit with TTL voltage level :)