Specifications

MCX512A-ADAT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Dual SFP28 (copper and optical)
Protocol Support	Ethernet: 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Data Rate: 1/10/25 Gb/s Ethernet PCI Express Gen3/Gen4: SERDES @ 8.0GT/s / 16.0GT/s (respectively), 8 lanes (2.0 and 1.1 compatible)
Power and Airflow	Voltage: 12V
	Typical Power^(a)	Passive Cables	12.5W
	Maximum Power	Passive Cables	17.5W
	Maximum Power	1.5W Active Cables	21W
	Maximum power available through SFP28 port: 1.5W
	Airflow	Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety	CB / cTUVus / CE
	EMC	CE / FCC / VCCI / ICES / RCM
	RoHS	RoHS compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

MCX516A-BDAT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Dual QSFP28 (copper and optical)
Protocol Support	Ethernet: 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Data Rate: 1/10/25/40 Gb/s Ethernet PCI Express Gen3/Gen4: SERDES @ 8.0GT/s / 16.0GT/s (respectively), 16 lanes (2.0 and 1.1 compatible)
Power and Airflow Airflow	Voltage: 12V
	Typical Power^(a)	Passive Cables	18.4W
	Maximum Power	Passive Cables	21.6W
		1.5W Active Cables	24.9W
		2.5W Active Cables	26.1W
	Maximum power available through QSFP28 port: 3.5W
	Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety	CB / cTUVus / CE
	EMC	CE / FCC / VCCI / ICES / RCM
	RoHS	RoHS compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

MCX516A-CDAT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Dual QSFP28 (copper and optical)
Protocol Support	Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4, 56GBASE-R4, 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Data Rate: 1/10/25/40/50/100 Gb/s Ethernet PCI Express Gen3/Gen4: SERDES @ 8.0GT/s / 16.0GT/s (respectively), 16 lanes (2.0 and 1.1 compatible) Note: PCIe 4.0 x16 bus can supply a maximum bandwidth of 256Gb/s (=16 16GT/s, including overhead), and can support 200Gb/s when both network ports of MCX516A-CDAT run at 100Gb/s.*
Power and Airflow	Voltage: 12V
	Typical Power^(a)	Passive Cables	19.3W
	Maximum Power	Passive Cables	23.4W
		1.5W Active Cable	26.8W
		2.5W Active Cable	29.0W
	Maximum power available through QSFP28 port: 5W
	Airflow	See Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety	CB / cTUVus / CE
	EMC	CE / FCC / VCCI / ICES / RCM
	RoHS	RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

MCX512A-ACAT and MCX512A-ACUT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Dual SFP28 Ethernet (copper and optical)
Protocol Support	Ethernet: 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, SGMII / 1000BASE-X Data Rate: 1/10/25 Gb/s Ethernet PCI Express Gen3: SERDES @ 8.0GT/s, 8 lanes (2.0 and 1.1 compatible)
Power and Airflow	Voltage: 12V
	Typical Power^(a)	Passive Cable	9.5W
	Maximum Power	Passive Cable	11.8W
	Maximum Power	1.5W Active Cable	15.1W
	Maximum power available through SFP28 port: 1.5W
	Airflow	See Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety	CB / cTUVus / CE
	EMC	CE / FCC / VCCI / ICES / RCM
	RoHS	RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

MCX512F-ACAT and MCX512F-ACHT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Dual SFP28 Ethernet (copper and optical)
Protocol Support	Ethernet: 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, SGMII / 1000BASE-X Data Rate: 1/10/25 Gb/s Ethernet PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)
Power and Airflow	Voltage: 12V
	Typical Power^(a)	Passive Cable	12.7W
	Maximum Power	Passive Cable	15.1W
	Maximum Power	1.5W Active Cable	18.5W
	Maximum power available through SFP28 port: 2.5W
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Airflow	See Airflow Specifications.
Regulatory	Safety	CB / cTUVus / CE
	EMC	CE / FCC / VCCI / ICES / RCM
	RoHS	RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

MCX515A-GCAT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Single QFP28 (copper and optical)
Protocol Support	Ethernet: 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Data Rate: 1/10/25/40/50 Ethernet PCI Express Gen3: SERDES 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)
Power and Airflow	Voltage: 12V
	Typical Power^(a)	Passive Cable	12.7W
	Maximum Power	Passive Cable	15.1W
		1.5W Active Cable	18.5W
		2.5W Active Cable	20.7W
	Maximum power available through QSFP28 port: 3.5W
	Airflow	See Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety	CB / cTUVus / CE
	EMC	CE / FCC / VCCI / ICES / RCM
	RoHS	RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package..

MCX516A-GCAT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Dual QSFP28 (copper and optical)
Protocol Support	Ethernet: 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Data Rate: 1/10/25/40/50 Gb/s Ethernet PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)
Power and Airflow	Voltage: 12V
	Typical Power^(a)	Passive Cable	14.7W
	Maximum Power	Passive Cable	17.2W
		1.5W Active Cable	20.6W
		2.5W Active Cable	22.8W
	Maximum power available through QSFP28 port: 3.5W
	Airflow	See Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety	CB / cTUVus / CE
	EMC	CE / FCC / VCCI / ICES / RCM
	RoHS	RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

MCX515A-CCAT and MCX515A-CCUT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Single QSFP28 (copper and optical)
Protocol Support	Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4, 56GBASE-R4, 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Data Rate: 1/10/25/40/50/100 Gb/s Ethernet PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible)
Power and Airflow	Voltage: 12V
	Typical Power^(a):	Passive Cable	14.2W
	Maximum Power:	Passive Cable	17.0W
		1.5W Active Cable	18.6W
		2.5W Active Cable	19.7W
	Maximum power available through QSFP28 port: 5W
	Airflow	See Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety:	CB / cTUVus / CE
	EMC:	CE / FCC / VCCI / ICES / RCM
	RoHS:	RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

MCX516A-CCAT and MCX516A-CCHT Specifications

	Power	Cable Type
Physical	Size: 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Connector: Dual QSFP28 (copper and optical)
Protocol Support	Ethernet: 100GBASE-CR4, 100GBASE-KR4, 100GBASE-SR4, 56GBASE-R4, 50G Ethernet Consortium, 40GBASE-CR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 25GBASE-CR/CR-S, 25GBASE-SR, 25GBASE-LR, 25G Ethernet Consortium, 10GBASE-SR, 10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, SGMII, 1000BASE-X Data Rate: 1/10/25/40/50/100 Gb/s Ethernet PCI Express Gen3: SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible) Note: PCIe 3.0 x16 bus can supply a maximum bandwidth of 128Gb/s only (=16 8GT/s, including overhead), and therefore cannot support 200Gb/s when both network ports of MCX516A-CCAT run at 100Gb/s.*
Power and Airflow	Voltage: 12V
	Typical Power^(a):	Passive Cable	16.2W
	Maximum Power:	Passive Cable	19.0W
		1.5W Active Cable	22.3W
		2.5W Active Cable	24.6W
	Maximum power available through QSFP28 port: 5W
	Airflow:	See Airflow Specifications.
Environmental	Temperature	Operational	0°C to 55°C
	Temperature	Non-operational	-40°C to 70°C^(b)
	Humidity	Operational	10% to 85% relative humidity
	Humidity	Non-operational	10% to 90% relative humidity
	Altitude (Operational)	3050m
Regulatory	Safety:	CB / cTUVus / CE
	EMC:	CE / FCC / VCCI / ICES / RCM
	RoHS:	RoHS-compliant

Notes: a. Typical power for ATIS traffic load.
b. The non-operational storage temperature specifications apply to the product without its package.

Airflow Specifications

Airflow (LFM) with airflow direction from heatsink to port.

	Cable Type
OPN	Passive	Active 1.5W	Active 2.5W	Active 3.5W	Active 5W
MCX512A-ADAT	200LFM	350LFM	N/A	N/A	N/A
MCX516A-BDAT	300LFM	350LFM	400LFM	400LFM	N/A
MCX516A-CDAT	400LFM	600LFM	850LFM	1000LFM	1400LFM
MCX512A-ACAT / MCX512A-ACUT	150LFM	300LFM	N/A	N/A	N/A
MCX512F-ACAT / MCX512F-ACHT	200LFM	300LFM	N/A	N/A	N/A
MCX515A-GCAT	300LFM	350LFM	400LFM	400LFM	N/A
MCX516A-GCAT	350LFM	500LFM	600LFM	650LFM	N/A
MCX515A-CCAT/ MCX515A-CCUT	300LFM	350LFM	400LFM	400LFM	950LFM
MCX516A-CCAT / MCX516A-CCHT	350LFM	500LFM	600LFM	650LFM	1300LFM

Board Mechanical Drawing and Dimensions

All dimensions are in millimeters. All the mechanical tolerances are +/- 0.1mm.

Mechanical Drawing of a Dual-Port x16 Card

Mechanical Drawing of a Dual-Port x8 Card

Bracket Mechanical Drawing

Dimensions in millimeters.

Single-port Tall Bracket	Dual-port Tall Bracket

Content

Space Tools

On This Page

MCX512A-ADAT Specifications

MCX516A-BDAT Specifications

MCX516A-CDAT Specifications

MCX512A-ACAT and MCX512A-ACUT Specifications

MCX512F-ACAT and MCX512F-ACHT Specifications

MCX515A-GCAT Specifications

MCX516A-GCAT Specifications

MCX515A-CCAT and MCX515A-CCUT Specifications

MCX516A-CCAT and MCX516A-CCHT Specifications

Airflow Specifications

Board Mechanical Drawing and Dimensions

Mechanical Drawing of a Dual-Port x16 Card

Mechanical Drawing of a Dual-Port x8 Card

Bracket Mechanical Drawing