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aCVi Video Transmission
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PT55 is an aCVi/NTSC/PAL/960H compatible encoder/transmitter IP core

aCVi is a video interface for transmitting HD video over long distances of coaxial or twisted pair cable.

aCVi has applications in:

  • CCTV/security.
  • Industrial inspection.
  • Remote imaging.
  • Subsea imaging, ROV vehicles.
  • Pipeline inspection.
  • Automobiles.

aCVi currently supports 720p-25/30/50/59/60Hz, 1080p-24/25/29/30Hz and 1080i-50/59/60Hz video standards and all aCVi encoders and decoders also support NTSC-M/PAL and NTSC-960H/PAL-960H standards.

PT55 is an aCVi compatible encoder IP core.

  • Accepts 720p-25/30/50/59/60Hz, 1080p-24/25/29/30Hz and 1080i-50/59/60Hz video standards in YCbCr format which it encodes to aCVi
  • Also encodes NTSC-M, PAL, NTSC-960H and PAL-960H formats.
  • 30MHz luma bandwidth and 7.5MHz chroma bandwidth (aCVi - 4:1:1 format)
  • Fully specified for transmission of >500m (coaxial) and >300m (twisted pair).
  • Automatic cable length equalisation.
  • Evaluation board available (SM06).


Download the PT55 user manual.

For information on more aCVi products, please follow the links below:

PT51 aCVi decoder IP core.

SM06 DVI/HD-SDI to aCVi transmitter module.

SM08 aCVi to HD-SDI receiver module.

SM10 aCVi to HDMI receiver module.

SM16 Dual channel HD-SDI to aCVi transmitter module.

SM18 Dual channel aCVi to HD-SDI receiver module with synchroniser.

SM09A NTSC/PAL/aCVi video test pattern generator.




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