Data transmission cable and related device

An electronic device, wherein the electronic device comprises a camera module, a device mainboard, and a transmission cable, the device mainboard comprises an image processor, the transmission cable comprises a second protective layer and at least two data transmission cables and the second protective layer covers the data transmission cables, wherein the data transmission cable comprises:

• a signal bundle, wherein the signal bundle comprises at least three signal cables, the at least three signal cables are disposed at intervals, pairwise signal cables form a differential pair signal cable, and the differential pair signal cable is used to transmit a differential data signal;
• a ground cable, wherein the ground cable encircles and covers the signal bundle, and the ground cable is used to transmit a ground signal and isolate the signal bundle from a signal bundle of another data transmission cable;
• and
• a filling medium, wherein the filling medium is disposed in space on an inner side of the ground cable except the signal cable;
• and
• the camera module transmits image data to the image processor by using the at least two data transmission cables.