The GTLP (Gunning Transceiver Logic Plus) family is designed for high-speed, low-voltage differential signalling, often seen in telecom, networking, and server equipment where the bus runs at GTLP levels.
The listing shows the shipping medium as Bulk — loose parts in a bag or tube, not taped on a reel. For a field-service tech or a repair bench, Bulk is actually convenient: you can grab one chip without unspooling a reel, and the orientation is obvious from the package marking. No hot-air station needed if the board has a socket or through-hole footprint; just verify the GTLP voltage levels match the bus before you swap.