The XD4051 is an integrated circuit manufactured by XINLUDA. It is a 16-pin DIP package, with several signal switches, multiplexers, and decoders. It is RoHS compliant, meaning that it does not contain hazardous chemicals. This device provides a low power solution and can control 8 digital lines with easy switching signals. It offers true logic level compatibility and can have multiplexing or decoding of the input lines. This makes it ideal for a range of applications, including control, logic, TTL, and other analog systems. It also offers fast switching speeds, low power consumption, and very small package size for ease of mounting and operation.