QFP (w/ZIF Sockets) Prototyping Adapters; Top Package Code: QFE144SC; Bottom Package Code: Panel Type C; Top Pitch (mm): 0.5; Bottom Pitch (mm): 2.54; Top Pin Count: 144; Bottom Pin Count: 144; Bottom Array Size: 20 x 20; Top Interface: Clam Shell ZIF Socket; Bottom Interface: Male Terminal Pins; IC Package Lead Tip to Tip (mm): 22; Devices Supported: N/A; Adapter Size Length X Width (in.): 2.17 x 2; Part Description: QFP Prototyping Adapter;