Winbond W9864G6KH-6I, SDRAM 64Mbit Surface Mount, 166MHz, 3 V to 3.6 V, 54-Pin TSOP

The W9864G6KH is a 64M SDRAM and speed involving -5, -6/-6I and -7.

3.3V± 0.3V for -5, -6 and -6I speed grade power supply
2.7V∼3.6V for -7 grade power supply
1,048,576 words x 4 banks x 16 bits organization
Self Refresh Current: Standard and Low Power
CAS Latency: 2 & 3
Burst Length: 1, 2, 4, 8 and full page
Sequential and Interleave Burst
Byte data Controlled by LDQM, UDQM
Auto-precharge and controlled precharge
4K refresh cycles/64mS
Interface: LVTTL