16Mx32, 32Mx16, 64Mx8 512Mb DDR SDRAM

FEATURES • VDD and VDDQ: 2.5V ± 0.2V (-6) • VDD and VDDQ: 2.6V ± 0.1V (-5) • SSTL_2 compatible I/O • Double-data rate architecture; two data transfers per clock cycle • Bidirectional, data strobe (DQS) is transmitted/ received with data, to be used in capturing data at the receiver • DQS