The MC14051BDG is a 3-18V SP8T analog switch IC manufactured by ON Semiconductor. The device is designed for multiplexer switching and is capable of operating over a temperature range of -55 to 125 °C. It features an 8-bit wide continuous data path and is equipped with two control inputs. The device also includes an output enable control input, an isolation voltage of up to 40V, 50mA source/sink current, and 35R on resistance at 25°C. The MC14051BDG is primarily used in applications such as measuring, controlling, and switching devices.