This MC14503BDG buffer and line driver from ON Semiconductor is used to amplify an analog or digital signal by driving the input to the transmission line. With a 3-state output, this is power management at its best. This line driver has an operating temperature range of -55 °C to 125 °C. This product comes in rail packaging to keep individual parts separated and protected. This non-inverting device has a typical operating supply voltage of 3.3|5|9|12|15 V. Its minimum operating supply voltage of 3 V, while its maximum is 18 V. It has 6 channels per chip.