Winbond W989D6DBGX6I

The Winbond 512Mb Low Power SDRAM is a low power synchronous memory containing 536,870,912 memory cells fabricated with high performance process technology. It is designed to consume less power than the ordinary SDRAM with low power features essential for applications which use batteries. It is available in two organizations: 4,194,304 words x 4 banks x 32 bits or 8,388,608 words x 4 banks x 16 bits. The device operates in a fully synchronous mode, and the output data are synchronized to positive edges of the system clock and is capable of delivering data at clock rate up to 166MHz. The device supports special low power functions such as Partial Array Self Refresh (PASR) and Automatic Temperature Compensated Self Refresh (ATCSR).