QFP Land Sockets; Top Package Code: QFE256S; Bottom Package Code: QFE256; Top Pitch (mm): 0.4; Top Pin Count: 256; Bottom Pin Count: 256; Top Interface: Surface Mount Lands; Bottom Interface: Thru Hole/ZIF Socket Pattern; Compatible Part 1: N/A; Land Pattern InsideX (mm): 27.05; Land Pattern OutsideX (mm): 30.861; Land Pattern InsideY (mm): 27.05; Land Pattern OutsideY (mm): 30.861; Adapter Size Length X Width (mm): 48.78 x 48.78; Part Description: QFP Land Socket;
