H.265(HEVC) 4K/60p Real-time Encoder MB86M31

  • Technical Question
  • Technical Document Request

“MB86M31” provides H.265/HEVC 4K60p real-time encoding by single chip. The MB86M31 is slave type device controlled by host CPU via PCIe interface.

Block Diagram

Block Diagram


  • HW base H.265/HEVC 4K60p real-time video encoder
  • Support Main 4:2:2 10 profile necessary for broadcasting applications
  • Support multi-channel video encoding: 1080p60 4ch, 720p60 8ch, 480p 16ch
  • Low power consumption


  • Broadcasting
  • Video capture
  • Medical


Video Encoding H.265/HEVC Main, Main 10, Main 4:2:2 10 profile
Multi channel encoding : 4K60p 1ch,
1080p60 4ch,
720p60 8ch,
480p 16ch
Interface Control PCIe Gen2.0
Peripheral PCIe Gen 2.0 ( 4 lanes x2, 5.0 GT/s, Max payload size 1024 Bytes, Lane reversal supported)
UART (4 channels)
I2C (2 channels)
SPI (1 channel)
GPIO (64 pin)
Video 20bit parallel interface (4 channels) support YUV4:2:2 10bit up to 4K
Support embedded sync (CEA-861)
System CPU ARM Cortex-A7 400MHz single core
Memory I/F DDR3 SDRAM 1333Mbps (16bit x2, 4channels)
Boot Device Serial flash, Nor Flash
Power supply Internal Logic: 1.2V, Analog : 1.2V / 3.3V, I/O : 1.5V / 1.8V
Operating temperature Ta = 0 to 70 degree
Package FCBGA-1764 (35mm x 35mm, 0.8mm pitch )

Deliverables for system development

  • Evaluation board
    ・PCIe card form
    ・Support 4ch 3G-SDI input

  • Software Development Kit
    ・Including Host CPU driver, sample application(Source code)
  • Documentation
    ・MB86M31 datasheet, evaluation board schematic, board design database
    ・Host CPU driver, Sample application software, Control command document

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