Manufacturer: Hirose Electric Co Ltd  •  RoHS/pb-free: RoHS   Pb-free  •  Series: PCN21  •  Connector Type: Header, Male Pins  •  Connector Style: C 11  •  Number of Positions: 77 (55 + 22 Ground)  •  Number of Positions Loaded: All  •  Pitch: 0.079" (2.00mm)  •  Number of Rows: 5 + 2  •  Mounting Type: Through Hole  •  Termination: Press-Fit  •  Connector Usage: Backplane  •  Contact Finish: Gold  •  Contact Finish Thickness: 31.5µin (0.80µm)  •  Other PartNo: *PCN21B-55PC-2PF-G, H3207