MPO/LC Interconnect Cabling Requirements for IB NDR and 400G ETH Solutions

Parameter		MPO MM Patch/Trunk	MPO SM Patch/Trunk	LC SM Patch/Trunk
Multifiber Connector	Type and Grade	MPO low loss or MTP Elite	MPO low loss or MTP Elite	LC low loass
	Tab/Housing Color	Green	Green	Blue
	IL (Max)	0.35dB	0.35dB	0.25dB
	RL (Max)	35dB	60dB	55dB
	Gender	Female (unpin) for patch, Male (pin) for Trunk		N/A
	End face polish	APC	APC	UPC
	Spec compliance	IEC 61754-7 and EIA/TIA-604-5 (FOCIS-5)		IEC 61754-20, TIA 604-10-A (LC), Grade B per IEC 61753-1
Fiber	Type	OM3: L≤30m OM4: 30m<L≤50m	OS2	OS2
	Attenuation	3dB/km (850nm)	0.4dB/km (1310nm)	0.4dB/Km (1310nm)
	Spec compliance	ITU-T G.651.1	ITU-T G.652D and G.657.A1	ITU-T G.652D and G.657.A1
Cable	Fiber count per strand	8 (12 is allowed)		1 (Simplex connector) 2 (Duplex connector)
	Jacket	Ø3.0mm-2.0mm, Aqua Patch: LSZH-OFNR Trunk: OFNP* EU environmental regulation concern (normally contain Halogens)
	Operational Temp.	0°C-70°C
	Polarity	Type-B, per TIA-568	Type-B, per TIA-568	A-B polarity, per TIA-568
	Spec compliance	Telcordia GR-409-CORE, GR-1435, ROHS	Telcordia GR-409-CORE, GR-326/GR-1435, ROHS	Telcordia GR-409-CORE, GR-326/GR-1435, ROHS
NVIDIA end-to-end requirements	Max Interfaces (connectors) throughout an optical link	4
	MPO/MTP adapter type (patch panel)	TYPE A (KEY UP – KEY DOWN) Complies to GR-1435		A-B adapter, per TIA-568
	Max Length	50m	500m	2Km
	Max IL	2dB

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