USB Type-A ↔ FireWire 400 (4-pin)
Compatibility check and signal path analysis
Adapter Required
These connectors are not directly compatible. An adapter or converter cable is needed.
Recommended: USB Type-A to FireWire 400 (4-pin) adapter
Signal Path
USB Type-A
Family
USB
Form Factor
Rectangular flat
Pin Count
4
Reversible
No
FireWire 400 (4-pin)
Family
Legacy Data
Form Factor
Small rectangular
Pin Count
4
Reversible
No
Notes
USB Type-A to FireWire 400 (4-pin): USB to serial/parallel adapters are available. Essential for legacy industrial and scientific equipment. Driver required. The USB Type-A (USB) and FireWire 400 (4-pin) (Legacy Data) are from different connector families.