170 MHz FIFOs Using the Virtex Block SelectRAM+ Feature - Obsolete Application Note: Virtex Series R 170 MHz FIFOs Using the Virtex Block SelectRAM+ Feature XAPP131 (v1.7) March 26, 2003 Summary The Virtex FPGA series provides dedicated on-chip blocks of 4096 bit dual-port synchronous RAM, which are ideal for use in FIFO applications. This application note describes a way to create a common-clock (synchronous) version and an independent-clock (……