ECLn
ECLn is a term that can refer to several different concepts depending on the context, though it is most commonly associated with the field of computing. One prominent usage of ECLn is in relation to the historical ECL (Emitter-Coupled Logic) family of integrated circuits. ECL was a very high-speed logic family known for its low logic swings and fast switching times. While ECLn itself is not a standard or widely recognized acronym within the ECL family, it's possible it refers to a specific variant, a particular design characteristic, or perhaps a proprietary naming convention used by a manufacturer. Without further context, pinpointing the exact meaning is difficult.
Another potential, though less common, interpretation of ECLn could be related to scientific or engineering notations