This application note explains the internal architecture of the asynchronous FIFO made by Cypress (CY7C421) and its functionality – the writing and reading process. It also discusses FIFO ...

FIFO (First In First Out) is a buffer that stores data in a way that data stored first comes out of the buffer first. Asynchronous FIFO is most widely used in the System-on-Chip (SoC) designs for data ...

System designers have long used FIFO memories to couple subsystems with disparate data-transfer rates. Recently, new types of these devices–with new capabilities–have emerged. Know your FIFO choices ...