Winbond W631GU8NB12I, SDRAM 1Gbit Surface Mount, 800MHz, 1.283 V to 1.425 V, 78-Pin VFBGA

The Winbond SDRAM is a 1G bits DDR3L SDRAM which is organized as 16,777,216 words, 8 banks, 8 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