OSS OSS-CPCIE3-3U-CR-4-M.2, Manual

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One Stop Systems
OSS-CPCIe3-3U-CR-X | 12
1.8 PLX 8748 (48-lane) PCIe Switch
Description: 48-Lane, 12-Port PCIe Gen 3 Switch
Power:
@2.5GT/s - .9V @ 11.6W, 1.8V @ 1.0W = 12.6W max
@5.0GT/s - .9V @ 13.2W, 1.8V @ 1.0W = 14.2W max
@8.0GT/s - .9V @ 13.9W, 1.8V @ 1.0W = 14.9W max

The M.2 module carrier draws power from the +12v rail.

The performance is limited by the width of the Gen3 x 8 (maximum) connections to the 478 board.
1.9 Parts of OSS-478 board
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PCIe Gen LED Indicator: Signify the PCIe Gen Speed of the M.2 slot
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PCIe Switch : On board PLX 8748 PCIe Switch
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M.2 Key slot: Slot for mounting the M.2 module
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Mezzanine board connector: For attaching the optional OSS-481 board
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PXI XP4 Connector>> Power and PXI Trigger and Local Bus
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PXI XP3 Connector>>. PCIe 3.0 x8 Bus Interface
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P1 Connector>> PCI Bus