Tri-State Buffer a There are two application area for the Tri-State Buffer Internal Tri-State Buffer Logic need a Tri-State Buffer within device EXternal Tri-State Buffer Logic need a Tri-State Buffer at the O pin What Altera can provide Altera will implement Internal Tri-State Buffer with MUX All the lO pad can provide a real Tri-State Buffer But some other Pld vendor can provide Internal tri-State Buffer a is that any design limitation if use Altera Device? Copyright 1997 Altera Corporation 2/22/2021P2 favaraCopyright © 1997 Altera Corporation 2/22/2021 P.2 Tri-State Buffer ◼ There are two application area for the Tri-State Buffer – Internal Tri-State Buffer Logic • need a Tri-State Buffer within Device – External Tri-State Buffer Logic • need a Tri-State Buffer at the I/O pin ◼ What Altera can provide – Altera will implement Internal Tri-State Buffer with MUX – All the I/O pad can provide a real Tri-State Buffer ◼ But some other PLD vendor can provide – Internal Tri-State Buffer ◼ Is that any design limitation if use Altera Device ?