The MC74F153N is a high-speed Dual 4-Input Multiplexer with common select inputs and individual enable inputs for each section. It can select two lines of data from four sources. The two buffered outputs present data in the true (non-inverted) form. In addition to multiplexer operation, the MC74F153N can generate any two functions of three variables.
16 pin DIP. Manufactured by Motorola.