This is a minimal delay 8 bit binary decoder, which can decode the input in just 0.6 seconds. Using vertical wire that spans 64 blocks high with only 1 tick delay. (8 binary inputs to 1 unique output). Can be scaled up or down for a smaller or larger decoder.
Tutorial at 1:30
-No pistons
-No glitches
-Maximim delay of 600ms (0.6 seconds)
-256 possible outputs