Download FPGA Architecture Survey and Challenges, This guide reviews the historical development of programmable logic devices, the fundamental programming technologies that the programmability is constructed on, and so describes the basic understandings gleaned from analysis on architectures. This survey has explored several problems within the complex and rapidly evolving world of pre-fabricated FPGA architectures. Topics covered includes: Early History of Programmable Logic, Programming Technologies, Logic Block architecture, Routing architecture, Input/Output architecture and Capabilities, improving FPGAs, emerging Challenges and Architectures. Download pdf from below to explore all topics and start learning.