Simmtronics Semiconductors Ltd offers Synchronous Dynamic Random Access Memory. Simmtronics Semiconductors Ltd is an ISO 9001 certified company. The Company also manufactures various types of memory modules, motherboards and VGA cards and led products. The Synchronous Dynamic Random Access Memory, also known as SDRAM, has a synchronous interface which means that it responds as quickly as possible to changes in control inputs. The Synchronous Dynamic Random Access Memory is available in memory modules of 512MB, 256MB and 128MB. This Random Access Memory can accept one command and transfer one word of data per clock cycle. The Chips of Random Access Memory are made with a variety of data bus sizes.