BUY 54HC154 https://www.utsource.net/itm/p/1024342.html
4-Input Digital Multiplexer
Description: The 54HC154 is a high-speed CMOS 4-to-16 line decoder/demultiplexer fabricated with silicon gate C2MOS technology. Features: High-speed operation Low power dissipation Outputs source/sink 24 mA Fanout of 10 LS-TTL loads Fully static operation Inputs accept voltages up to 7V Outputs compatible with TTL levels Applications: Memory decoders Data selectors/multiplexers Address decoding BCD-to-decimal decoding (For reference only)