Socionext Europe GmbH


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

“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.


  • 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

Block Diagram


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 Gen 2.0
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 (16bitx2, 4channels)
Boot Device Serial flash, Nor Flash
Physical   Power supply Internal Logic: 1.2V, Analog: 1.2V/3.3V, I/O: 1.5V / 1.8V
Operating temperature Ta = 0 to 70°
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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