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PT51 is an aCVi/NTSC/PAL/960H compatible decoder/receiver 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.
  • Digital signage.

PT51 is an aCVi/NTSC/PAL/960H compatible decoder IP core.

  • Accepts 720p-25/30/50/59/60Hz, 1080p-24/25/29/30Hz, 1080i-50/59/60Hz, NTSC-M, PAL, NTSC-960H and PAL-960H video standards in digital CVBS format.
  • BT656/BT1120 output.
  • 30MHz luma bandwidth and 7.5MHz chroma bandwidth (4:1:1 format) for aCVi.
  • Adaptive line comb for NTSC/PAL operation: 5.5MHz luma bandwidth, 4:2:2 format.
  • Fully specified for transmission of >500m (coaxial) and >300m (twisted pair) of aCVi format.
  • Automatic cable length equalisation (aCVi).
  • Low latency (<100us).
  • Uncompressed video transmission.


Download the PT51 user manual.


aCVi 30MHz frequency frequency sweep

The image above is a screen capture of a 30MHz frequency sweep, after transmission through 300m of RG-59 coaxial cable.


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

PT55 aCVi encoder IP core.

SM06 NTSC/PAL/HD-SDI to aCVi transmitter module.

SM08 aCVi to SDI/HD-SDI receiver module.




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