TEXAS INSTRUMENTS SN54AHC138 SN74AHC138 3-LINE TO 8-LINE DECODERS/DEMULTIPLEXERS handbook
Datasheet
SN54AHC138 and SN74AHC138 are 3-line to 8-line decoders/demultiplexers designed for high-speed memory decoders and data transmission systems. They incorporate three enable inputs to simplify cascading and/or data reception. These products have high output current and low power consumption.
