AS4C4M16SA-6TIN, SDRAM 64Mbit Surface Mount, 200MHz, 3 V to 3.6 V, 54-Pin TSOP

The Alliance Memory 64Mb SDRAM is a high-speed CMOS synchronous DRAM containing 64 Mbits. It is internally configured as 4 Banks of 1M word x 16 DRAM with a synchronous interface (all signals are registered on the positive edge of the clock signal, CLK).