ModuleWare Reference Guide - Hornad

Truth TableThe default two-output decoder has the following truth table:A four-output decoder has the following truth table:An eight-output decoder has the following truth table:Combinatorial PartsDecoder, Separate Outputs (decoder)Table 4-1. Decoder Truth Table — Two Separate Outputsdin dout0 dout10 1 01 0 1Table 4-2. Decoder Truth Table — Four Separate Outputsdin dout0 dout1 dout2 dout300 1 0 0 001 0 1 0 010 0 0 1 011 0 0 0 1Table 4-3. Decoder Truth Table — Eight Separate Outputsdin dout0 dout1 dout2 dout3 dout4 dout5 dout6 dout7000 1 0 0 0 0 0 0 0001 0 1 0 0 0 0 0 0010 0 0 1 0 0 0 0 0011 0 0 0 1 0 0 0 0100 0 0 0 0 1 0 0 0101 0 0 0 0 0 1 0 0110 0 0 0 0 0 0 1 0111 0 0 0 0 0 0 0 1ModuleWare Reference Manual, Library Version 1.9 65September 18, 2008