A multiport memory is described which includes a random access memory (RAM) and serial access memories (SAMs). The multiport memory is well suited for storing asynchronous transfer mode (ATM) data cells. Control circuitry is provided to allow the multiport memory to be easily configured for operating...http://www.google.com/patents/US5657289?utm_source=gb-gplus-sharePatent US5657289 - Expandable data width SAM for a multiport RAM
