This standard describes the signal format of a digital vertical interval time code (D-VITC) suitable for use with the digital coding given in ANSI/SMPTE 125M (for 525-line, 59.94-Hz field rate, 4:2:2 component digital signals) or ITU-R 601-2 (for 625-line, 50-Hz field rate, 4:2:2 component digital signals).
ST 266:2002 history
2012ST 266:2012 ST 266:2012 - SMPTE Standard - SD Digital Component Systems — Digital Vertical Interval Time Code
2002ST 266:2002 ST 266:2002 - SMPTE Standard - For Television — 4:2:2 Digital Component Systems — Digital Vertical Interval Time Code