C form-factor pluggable: Difference between revisions

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m CFP: added width
Typo fixing, typo(s) fixed: However → However, , 10Gbps → 10Gbit/s (4) using AWB
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==Variants==
The original CFP specification was proposed at a time when 10Gbps10Gbit/s signals were far more achievable than 25Gbps25Gbit/s signals. As such to achieve 100Gbps100Gbit/s line rate, the most affordable solution was based on 10 lanes of 10Gbps10Gbit/s. However, as expected, improvements in technology has allowed higher performance and higher density. Hence the development of the CFP2 and CFP4 specifications. While electrical similar, they specify a form-factor of 1/2 and 1/4 respectively in size of the original specification. Note that CFP, CFP2 and CFP4 modules are not interchangeable (but would be inter-operable at the optical interface with appropriate connectors).
 
=== CFP ===
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<ref>{{Cite web | title=CFP4 MSA Hardware Specification, Rev. 1.0 | url=http://www.cfp-msa.org/Documents/CFP-MSA_CFP4_HW-Spec-rev1.0.pdf | accessdate=2015-05-06}}</ref>
* 21.5mm nominal width
 
* 56 pin electrical connection
* no digital signal processor in package, relies on host card
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=== MSA 5"x7" (Gen 1) ===
<ref>{{Cite web | title=Optical Integration and the Role of DSP in Coherent Optics Modules | url=http://www.ofcconference.org/library/images/ofc/2014/Market%20Watch%20and%20SPS/4-Srivastava-Market-Watch-OFC2013.pdf | accessdate=2015-04-17}}</ref><ref>{{Cite web | title=Multisource Agreement for Generation 2.0 100G Long-Haul DWDM Transmission Module – Electromechanical | url=http://www.oiforum.com/public/documents/OIF-MSA-100GLH-EM-02.0.pdf | accessdate=2015-04-17}}</ref>
<ref>{{Cite web | title=Optical Integration and the Role of DSP in
Coherent Optics Modules | url=http://www.ofcconference.org/library/images/ofc/2014/Market%20Watch%20and%20SPS/4-Srivastava-Market-Watch-OFC2013.pdf | accessdate=2015-04-17}}</ref><ref>{{Cite web | title=Multisource Agreement for Generation 2.0 100G Long-Haul DWDM Transmission Module – Electromechanical | url=http://www.oiforum.com/public/documents/OIF-MSA-100GLH-EM-02.0.pdf | accessdate=2015-04-17}}</ref>
* 168 pin electrical connection (designed to be built into a line card)
* digital signal processor within package