GiGA Solution

Ideal solution for distributed computing by high-speed communication


High-speed optical communication board supporting 28 Gbps

  • Connect between boards with optical fiber resistant to noise immunity
  • PCI Express 2.0 Gen 2 (5.0 Gbps) × 8 lane supported
  • Fastest 28 Gbps high-speed data communication (14 Gbps × 2 Ch)
  • 2 Gbyte on board as shared memory
  • Up to 64 units can be connected
  • Node distance can be extended up to 100m
  • All protocol processing realized by hardware
  • Secure reliability of communication data by CRC check function and hardware retry
  • Predictable communication delay
  • It is possible to identify the cable disconnection point by LED and software
  • Memory transfer is possible without using a CPU with a built-in DMA controller
  • Doorbell function to request interrupt to other modules
  • 16 KByte shared register for small volume data and status transfer
  • All control is realized by FPGA 1 Chip
  • Easily realize data sharing between systems of different OS and shape
  • Windows, Linux, VxWorks drivers available
Model APX-7142
Host I / F × 8 PCI Express 2.0 Gen2 (5.0GT / s)
Communication format * 1 Optical fiber: 14.025 Gbps × 2 ch
Transmission speed: 28.05 Gbps
Transmission mode: Multi Mode
Maximum inter-node distance: 100 m * 5
Communication connector & cable Fiber diameter: 50 μm
Connector type: LC connector
Communication protocol Proprietary protocol
Transfer speed (theoretical value) * 2 About 3 GByte / s (write)
Data transfer delay time * 3 430 ns / Node (reception → transmission), except cable delay
Maximum number of connections 64 nodes
Communication controller (implemented in FPGA) AVAL DATA original protocol
Memory capacity 2GByte
External dimensions (excluding protrusions) 167.65mm × 111.15mm
Power consumption + 12V : 1.8A
Operating environment * 4 Temperature: 0 ℃ to 50 ℃
Humidity: 35% to 80% (no condensation)
Environmental response RoHS compliant
Supported OS Windows / Linux / VxWorks
* 1: Laser format: 850nm VCSEL Laser Safety Specification: Class 1 * 2: Maximum Communication value * 4: Storage environment = Temperature: -20 °C – 70 °C, Humidity: 35 % (No condensation) * 5: Please be aware that the transfer distance changes according to the characteristics of the cable. * 6: Excluding inrush, ripple current

– The specifications and appearance stated are subject to change without notice.
– Power consumption does not include inrush current.
– In order to use the product correctly, be sure to read the instruction manual before using the product. Also, use the product under the conditions applicable to your product warranty

※ This product cannot to be recognized correctly by some Workstation (PC) equipped with Xeon E5 V3 series processor.
※ For more details please contact:

At the moment, only APX – 7142 is connectable with each other.