The EDE5104ABSE is a 512M bits DDR2 SDRAM organized as 33,554,432 words x 4 bits x 4 banks. The EDE5108ABSE is a 512M bits DDR2 SDRAM organized as 16,777,216 words x 8 bits x 4 banks. They are packaged in 64-ball FBGA (BGA) package. The EDE5116ABSE is a 512M bits DDR2 SDRAM organized as 8,388,608 words x 16 bits x 4 banks. It is packaged in 84-ball FBGA (BGA) package.