U.2 (SFF-8639) ↔ microSD Card Slot
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Compatibility check and signal path analysis
Adapter Required
These connectors are not directly compatible. An adapter or converter cable is needed.
Recommended: U.2 (SFF-8639) to microSD Card Slot adapter
Signal Path
U.2 (SFF-8639)
Family
Storage
Form Factor
Dual-port wide
Pin Count
68
Reversible
No
microSD Card Slot
Family
Storage
Form Factor
microSD
Pin Count
8
Reversible
No
Notes
U.2 (SFF-8639) to microSD Card Slot: Both are storage connectors but may use different interfaces. An adapter or enclosure may bridge them, but speed will be limited by the slower interface. The U.2 (SFF-8639) (Storage) and microSD Card Slot (Storage) share the same connector family.