A/53 Parts 1 – 6, ATSC Digital Television StandardApproved: Various Dates

The Digital Television Standard describes the system characteristics of the advanced television (ATV) system. The normative Parts of A/53 provide detailed specification of the parameters of the system, including the video encoder input scanning formats and preprocessing and compression parameters of the video encoder, the audio encoder input signal format and pre-processing and compression parameters of the audio encoder, the service multiplex and transport layer characteristics and normative specifications, and the VSB RF/Transmission subsystem.

Download A/53, Part 1:2013, “Digital Television System”, approved 7 August 2013.

Download A/53, Part 2:2011, “RF/Transmission System Characteristics”, approved 15 December 2011.

Download A/53, Part 3:2023-02, “Service Multiplex and Transport Subsystem Characteristics”, published 15 February 2023. This document is a rollup of A/53, Part 3:2013, “Service Multiplex and Transport Subsystem Characteristics” (approved 7 August 2013) and A/53, Part 3:2013 Amendment No. 1, “AVC Signal Transport”, approved 15 February 2023.

Download A/53, Part 4:2009, “MPEG-2 Video System Characteristics”, approved 7 August 2009.

Download A/53, Part 5:2014, “AC-3 Audio System Characteristics:, approved 28 August 2014.

Download A/53, Part 6:2013, “Enhanced AC-3 Audio System Characteristics”, approved 7 August 2013.

Download A/53: ATSC Digital Television Standard, Parts 1-6, 2007 – This integrated file provides A/53, Parts 1-6, as adopted by the U.S. FCC. Note: the version adopted by the FCC is not necessarily the current version of the Standard.