BUY 74HC139D https://www.utsource.net/itm/p/1128069.html

Description: Dual 2-to-4 line decoder/demultiplexer Features: Low power consumption High noise immunity High speed operation Inputs accept voltages up to 5.5V Outputs can drive up to 10 LS-TTL loads Outputs source/sink 24mA Outputs can be paralleled for higher current CMOS power levels (IIL = 0.4 mA, IIH = 0.6 mA) Typical propagation delay: 10 ns Typical power dissipation: 80 mW Applications: Decoding and demultiplexing Address decoding Data routing Bus interfacing Memory decoding Logic gating and expansion (For reference only)