Winbond W971GG6NB25I, SDRAM 1Gbit Surface Mount, 800MHz, 1.7 V to 1.9 V, 84-Pin

The Winbond SDRAM is a 1G bits DDR2 SDRAM which is organized as 8,388,608 words, 8 banks, 16 bits. This device achieves high speed transfer rates for various applications.

Two data transfers per clock cycle
Edge-aligned with read data and centre-aligned with write data
DLL aligns DQ and DQS transitions with clock