器件名称: WV3H2256M72AER665D6ISG
功能描述: 4GB - 2x256Mx72 DDR2 SDRAM RDIMM, w/PLL
文件大小: 239.38KB 共12页
简 介:White Electronic Designs
WV3HG2256M72AER-D6
ADVANCED*
4GB – 2x256Mx72 DDR2 SDRAM RDIMM, w/PLL
FEATURES
240-pin, dual in-line memory module (DIMM) Fast data transfer rates: PC2-6400*, PC2-5300*, PC2-4300 and PC2-3200 Support ECC error detection and correction VCC = VCCQ = 1.8V± 0.1V VCCSPD = +1.7V to +3.6V JEDEC standard 1.8V I/O (SSTL_18-compatible) Differential data strobe (DQS, DQS#) option Four-bit prefetch architecture DLL to align DQ and DQS transitions with CK Multiple internal device banks for concurrent operation Supports duplicate output strobe (RDQS/RDQS#) Programmable CAS# latency (CL): 3, 4, 5* and 6* Adjustable data-output drive strength On-die termination (ODT) Serial Presence Detect (SPD) with EEPROM Auto & self refresh: 64ms 8,192 cycle refresh Gold edge contacts RoHS compliant Dual Rank Package option 240 Pin DIMM PCB –30.00mm (1.181") TYP
NOTE: Consult factory for availability of: Vendor source control options Industrial temperature option * This product is under development, is not qualied or characterized and is subject to change without notice.
DESCRIPTION
The WV3HG2256M72AER is a 2x256Mx72 Double Data Rate DDR2 SDRAM high density module based on 1Gb DDR2 SDRAM components. This memory module consists of eighteen stacks of 256Mx4 bit with 8 banks DDR2 Synchronous DRAMs in FBGA packages, two - 14 bit registered buffers in BGA packages mounted on a 240-pin DIMM FR4 substrate.
OPERATING FREQUENCIES
PC2-3200 Clock Speed CL-tRCD-tRP
* Consult factory fo……
