The main takeaway is that DSFP offers a high-density solution while maintaining safety through specific host-side protection and AC coupling, all while staying backward compatible with legacy SFP+ modules.
DSFP (PAM4) = Dual SFP56 = 2x50G=100G
4-pair differential twinax cable
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Product category |
PN |
Description |
|
100G DSFP |
DSFP56-100G-CU0.5M |
100G DSFP56 DAC 0.5-m, Passive, 30AWG |
|
DSFP56-100G-CU1M |
100G DSFP56 DAC 1-m, Passive, 30AWG |
|
|
DSFP56-100G-CU2M |
100G DSFP56 DAC 2-m, Passive, 26AWG |
|
|
DSFP56-100G-CU3M |
100G DSFP56 DAC 3-m, Passive, 26AWG |
|
|
100G SFP56 DD |
QSFP56-SFP56DD-CU1.5M |
100G QSFP56 to (1x) SFP56-DD DAC 1.5-m, Passive, 26AWG |
|
QSFP56-SFP56DD-CU2M |
100G QSFP56 to (1x) SFP56-DD DAC 2-m, Passive, 26AWG |
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|
QSFP56-SFP56DD-CU3M |
100G QSFP56 to (1x) SFP56-DD DAC 3-m, Passive, 26AWG |
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|
SFP56-DD-100G-CU3M |
100G SFP56-DD DAC 3-m, Passive, 26AWG |

