rtex 器件中的多个 CAM 设计概述 APPLICATION NOTE 0 R An Overview of Multiple CAM Designs in Virtex Family Devices XAPP 201, Septermber 23, 1999 (Version 1.1) 0 8* Application Note: Jean-Louis Brelet Summary Flexible CAMs (Content Addressable Memory) are implemented in Virtex family devices by taking advantage of the reprogrammability of the basic LUT as a Shift Register (SRL16) or as a SelectRAM+ memory and the fast carry logic chain. Although CAMs are also feasible in Spartan and XC4000X devices, this application n……