BUY SN74LS256N https://www.utsource.net/itm/p/962774.html
>6V Fixed Gain Amp, High Gain, Minimum Feedback
Description: The SN74LS256N is a 16-pin integrated circuit from Motorola's 74LS logic family. It is a high-speed, low-power, quad 2-input multiplexer.
Features:
Low power consumption
High speed operation
TTL compatible
Low noise
Applications:
Data selection
Data routing
Address decoding
Data multiplexing
Logic gating
(For reference only)