A driving chip includes a data channel block including a plurality of data channels, a scan channel block disposed in a first direction from the data channel block and including a plurality of scan channels, a data pad block disposed outside the data channel block and the scan channel block in the first direction and including a plurality of data pads which respectively receive a data signal from the plurality of data channels, and a scan pad block disposed outside the data channel block and the scan channel block in the first direction, disposed outside the data pad block in a second direction crossing the first direction and including a plurality of scan pads which respectively receive a scan signal from the scan channels.