K4S51323PF-MEF75 K4S51323PF-MF75000 K4S51323PF-EF1L datasheet:
http://www.chinaicmart.com/series-K4S/K4S51323PF-EF1L.htmlThe K4S51323PF is 536,870,912 bits synchronous high data rate Dynamic RAM organized as 4 x 4,196,304 words by 32 bits, fabricated with SAMSUNG’s high performance CMOS technology.
Synchronous design allows precise cycle control with the use of system clock and I/O transactions are possible on every clock cycle. Range of operating frequencies, programmable burst lengths and programmable latencies allow the same device to be useful for a variety of high bandwidth and high performance memory system applications.