Products+
40G QSFP+ Passive Compatible Direct Attach Copper Twinax Cable
QSFP+ (Quad Small Form factor Pluggable) Direct Copper Cable Assemblies are designed for Infiniband 10 Gigabit Ethernet and 40 Gigabit Ethernet applications, fully tested compatible for over 100 vendors.
Compatible Device: Cisco QSFP-H40G-CU1M, QSFP-H40G-CU2M, QSFP-H40G-CU3M, QSFP-H40G-CU4M, QSFP-H40G-CU5M.
Features
• Hot-plug swappable
• 3X Port Density over SFP / SFP+
• Optimized NEXT & Return Loss
• Low cost and low power solution compared to fiber optical cable
• Compliant with QSFP+ MSA and SFF-8436
• Compliant with IEEE 802.3ba/ Infiniband QDR specifications
• Enhanced EMI/EMC performance
• Supports serial ID functionality thru EEPROM
• Passive cable assembly supports distances up to 7 meters
• 30AWG to 24AWG cable sizes available
• RoHS compliant and Halogen-Free option available
Applications
- Switches / Routers / HBAs/SAN,NIC cards
• Server & Storage Devices
• Data Center Networking - High Performance Compute
• Fiber Channel
• InfiniBand QDR/DDR
• 40Gbs Ethernet - Outline drawing :
- Wiring Diagram ：
- Electrical Performance ：
- Signal Integrity
|
（ITEM） |
（REQUIREMENT） |
（TEST CONDITION） |
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（Differential Impedance） |
Cable Impedance |
100±5Ω |
Rise time of 35ps (20 % - 80 %).
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Paddle Card Impedance |
100±10Ω |
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Cable Termination Impedance |
100±15Ω |
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[Differential (Input/Output)Return loss SDD11/SDD22] |
≤-10dB |
10MHz≤f≤5GHz |
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[Differential Insertion Loss (SDD21 Max.)]
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(Differential InsertionLoss Max. For TPa to TPb Excluding Test fixture ) |
10MHz≤f ≤19GHz |
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F AWG |
600Mhz |
1.25Ghz |
2.5Ghz |
5.0Ghz |
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30(1m) |
≥-3.0dB |
≥-4.0dB |
≥-5.5dB |
≥-8.0dB |
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28(3m) |
≥-5.0dB |
≥-6.5dB |
≥-9.5dB |
≥-14.0dB |
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26(5m) |
≥-6.0dB |
≥-8.0dB |
≥-11.0dB |
≥-16.0dB |
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24(10m) |
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[Insertion Loss Deviation] |
-0.7-0.2*10-3f ≤ ILD ≤ 0.7+0.2*10-3f (f is the frequency in MHz) |
10MHz≤f≤5GHz |
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[MDNEXT(multiple disturber near-end crosstalk)] |
≥26dB |
10MHz≤f≤5GHz |
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6.2 Other Electrical Performance
|
（ITEM） |
（REQUIREMENT） |
（TEST CONDITON） |
|
[Low Level Contact Resistance] |
80milliohms Max. From initial. |
EIA-364-23:Apply a maximum voltage of 20mV And a current of 100 mA. |
|
Insulation Resistance |
10Mohm(Min.) |
EIA364-21:AC 300V 1minute |
|
[Dielectric Withstanding Voltage] |
NO disruptive discharge. |
EIA-364-20:Apply a voltage of 300 VDC for 1minute between adjacent terminals And between adjacent terminals and ground. |
- Environment Performance
|
（ITEM） |
（REQUIREMENT） |
（TEST CONDITON） |
|
[Operating Temp. Range] |
-20°C to +75°C |
Cable operating temperature range. |
|
[Storage Temp. Range (in packed condition)] |
-20°C to +55°C |
Cable storage temperature range in packed condition. |
|
[Thermal Cycling Non-Powered] |
No evidence of physical damage |
EIA-364-32D, Method A, -25 to 90C, 100 cycles, 15 min. dwells |
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[Salt Spraying] |
48 hours salt spraying after shell corrosive area less than 5％. |
EIA-364-26 |
|
Mixed Flowing Gas |
Pass electrical tests per 3.1 after stressing. (For connector only) |
EIA-364-35 Class II,14 days. |
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Temp. Life |
No evidence of physical damage |
EIA-364-17C w/ RH, Damp heat 90℃ at 85% RH for 500 hours then return to ambient |
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Cable Cold Bend |
4H,No evidence of physical damage |
Condition: -20℃±2℃, mandrel diameter is 6 times the cable diameter. |
- Mechanical and Physical Characteristics
|
（ITEM） |
（REQUIREMENT） |
（TEST CONDITON） |
|
Vibration |
Pass electrical tests per 3.1 after stressing. |
Clamp & vibrate per EIA-364-28E, TC-VII, test condition letter – D, 15 minutes in X, Y & Z axis. |
|
Cable Flex |
No evidence of physical damage |
Flex cable 180° for 20 cycles (±90° from nominal position) at 12 cycles per minute with a 1.0kg load applied to the cable jacket. Flex in the boot area 90º in each direction from vertical. Per EIA-364-41C |
|
Cable Plug Retention in Cage |
90N Min. No evidence of physical damage |
Force to be applied axially with no damage to cage. Per SFF 8661 Rev 2.1 Pull on cable jacket approximately 1 ft behind cable plug. No functional damage to cable plug below 90N. Per SFF-8432 Rev 5.0 |
|
Cable Retention in Plug |
90N Min. No evidence of physical damage |
Cable plug is fixtured with the bulk cable hanging vertically. A 90N axial load is applied (gradually) to the cable jacket and held for 1 minute. Per EIA-364-38B |
|
Mechanical Shock |
Pass electrical tests Per 3.1 after stressing. |
Clamp and shock per EIA-364-27B, TC-G,3 times in 6 directions, 100g, 6ms. |
|
Cable Plug Insertion |
40N Max. |
Per SFF-8436 Rev 5.4.1. |
|
Cable plug Extraction |
30N Max. |
Place axial load on de-latch to de-latch plug.Per SFF-8436 Rev 5.4.1.
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Durability |
50 cycles,No evidence of physical damage |
EIA-364-09, perform plug &unplug cycles:Plug and receptacle mate rate: 250times/hour. 50times for module (CONNECTOR TO PCB) |
