https://www.tvtechnology.com/miscellaneous/multidyne-releases-multiplexerdemultiplexer-for-serial-digital-video
The new DTV-250 multiplexer and demultiplexer supports 143-, 177-, 270-, 360- and 540Mb/s serial digital video and 24-bit audio at 48khz
serial digital videotv techreleasesmultiplexer