High speed electrical connector and printed circuit board thereof

An I/O connector comprising:

• a first plurality of terminals held in a first row;
• a second plurality of terminals held in a second row parallel to the first row;
• a plurality of ground members, each of the plurality of ground members comprising a plurality of contact locations separated in a direction parallel to the first row;
• and
• a housing comprising a first slot extending in the direction parallel to the first row, wherein:
• terminals of the first plurality of terminals and the second plurality of terminals each comprises a mating portion, a tail and an intermediate portion joining the mating portion and the tail,
• at least the mating portions of the first plurality of terminals and the second plurality of terminals are disposed in the first slot,
• the intermediate portions of the first plurality of terminals and the second plurality of terminals each comprises a first part and a second part bent at an angle with respect to the first part,
• the first plurality of terminals and the second plurality of terminals comprise terminals configured as signal terminals or ground terminals,
• contact locations of the plurality of ground members are connected to the ground terminals of the first plurality of terminals at a plurality of locations.

An electrical connector comprising:

• a housing comprising first and second slots each extending in a row direction and separated from each other in a direction perpendicular to the row direction;
• a first terminal subassembly comprising a first plurality of terminals and a first insulative member molded over the first plurality of terminals to hold the first plurality of terminals in a first row of terminals;
• a second terminal subassembly comprising a second plurality of terminals and a second insulative member molded over the second plurality of terminals to hold the second plurality of terminals in a second row of terminals;
• a third terminal subassembly comprising a third plurality of terminals and a third insulative member molded over the third plurality of terminals to hold the third plurality of terminals in a third row of terminals;
• a fourth terminal subassembly comprising a fourth plurality of terminals and a fourth insulative member molded over the fourth plurality of terminals to hold the fourth plurality of terminals in a fourth row of terminals;
• and
• a first ground member, a second ground member and a third ground member, each comprising a plurality of first portions and a plurality of second portions joining the first portions, wherein:
• the terminals of the first plurality of terminals, the second plurality of terminals, the third plurality of terminals, the fourth plurality of terminals each comprises a mating portion, a solder pin and an intermediate portion joining the mating portion and the solder pin,
• the mating portions of the first and second terminal subassemblies extend into the first slot,
• the mating portions of the third and fourth terminal subassemblies extend into the second slot,
• the solder pins are configured for soldering to a pad on a surface of a printed circuit board,
• the terminals of the first plurality of terminals, the second plurality of terminals, the third plurality of terminals, and the fourth plurality of terminals comprise terminals configured as signal terminals and ground terminals
• the plurality of second portions of the first and second ground members comprise body portions separated from the signal terminals of the first plurality of terminals,
• the plurality of first portions of the first and second ground members comprise contact portions connected to ground terminals of the first plurality of terminals;
• the plurality of second portions of the third ground member comprise body portions separated from the signal terminals of the third plurality of terminals, and
• the plurality of first portions of the first and second ground members comprise contact portions connected to ground terminals of the third plurality of terminals.

An electrical connector, comprising:

• a housing comprising a slot extending in a row direction;
• a first terminal subassembly comprising a first plurality of terminals and a first insulative member molded over the first plurality of terminals to hold the first plurality of terminals in a first row of terminals;
• a second terminal subassembly comprising a second plurality of terminals and a second insulative member molded over the second plurality of terminals to hold the second plurality of terminals in a second row of terminals;
• a plurality of ground members, each of the plurality of ground members comprising contact portions and body portions joining the contact portions, wherein:
• ground members of the plurality of ground members are disposed within openings of the first insulative member and the second insulative member.