Regul
atory
Safety CB / cTUVus / CE
EMC CE / FCC / VCCI / ICES / RCM
RoHS RoHS compliant
a.ConnectX-6 Dx adapters supplement theauto-negotiation specification to get better bit error rates
and longer cable reaches. This supplemental feature only initiates when connected to another
Mellanox Ethernetproduct.
b. Typical power for ATIS traffic load.
c. For both operational and non-operational states.
MCX623435A[N/C]-VDAB/MCX623435AS-VDAISpecifications
Physical
Form Factor: Small Form Factor (SFF) OCP 3.0
Size: 4.52 in. x 2.99 in (115.00mm x 76.00mm)
Connector: Single QSFP56 Ethernet (copper and optical)
Retention
Mechanism:
MCX623435A[N/C]-VDAB: Thumbscrew(Pull Tab) Bracket
MCX623435AS-VDAI: Internal Lock
Protocol
Support
Ethernet: 200GBASE-CR4, 200GBASE-KR4, 200GBASE-SR4, 100GBASE-CR4, 100GBASE-KR4,
100GBASE-SR4, 50GBASE-R2, 50GBASE-R4, 40GBASE-CR4, 40GBASE-KR4, 40GBASE-SR4,
40GBASE-LR4, 40GBASE-ER4, 40GBASE-R2, 25GBASE-R, 20GBASE-KR2, 10GBASE-LR,
10GBASE-ER, 10GBASE-CX4, 10GBASE-CR, 10GBASE-KR, SGMII, 1000BASE-CX, 1000BASE-
KX, 10GBASE-SR
Data Rate: Ethernet 1/10/25/40/50/100/200 Gb/s
PCI Express Gen 4.0: SERDES @ 16.0GT/s, 16 lanes (2.0 and 1.1 compatible)
Power and
Environmen
tal
Voltage: 3.3VAUX, 12V
Power Cable
Type
Active Mode Standby Mode
Typical Power
(
b)
Passive
Cables
16.9W 5.6W
Maximum
Power
Passive
Cables
24W 11.4W
4.5W
Active
Cables
29.1W 16.5W
Maximum power available through QSFP56 port:5W
Temperature Operationa
l
0°C to 55°C
Non-
operational
-40°C to 70°C
Humidity
90% relative humidity
(c)