Alliance Memory AS4C8M16SA-6TIN, SDRAM 128Mbit Surface Mount, 166MHz, 3 V to 3.6 V, 54-Pin TSOP

The Alliance Memory 128Mb SDRAM is a high-speed CMOS synchronous DRAM containing 128 Mbits. It is internally configured as 4 Banks of 2M word x 16 DRAM with a synchronous interface (all signals are registered on the positive edge of the clock signal, CLK). Read and write accesses to the SDRAM are burst oriented

Auto Refresh and Self Refresh
4096 refresh cycles/64ms
CKE power down mode
Single +3.3V  0.3V power supply
Interface: LVTTL