Texas Instruments" CD74HC251EE4 multiplexer will allow you to relax - by forwarding a selected line into a single input, the total number of lines entering or exiting your processor will be reduced. This multiplexer has a minimum operating temperature of -55 °C and a maximum of 125 °C. This device comes in tube packaging. It is made in a 1 x 8:1 configuration. This inverting/non-inverting device has a typical operating supply voltage of 2.5|3.3|5 V. Its minimum operating supply voltage of 2 V, while its maximum is 6 V.