器件名称: WV3HG128M72AER534AD6MG
功能描述: 1GB - 128Mx72 DDR2 SDRAM RDIMM, VLP
文件大小: 174.8KB 共12页
简 介:White Electronic Designs
WV3HG128M72AER-AD6
ADVANCED*
1GB – 128Mx72 DDR2 SDRAM RDIMM, VLP
FEATURES
VLP (very low prole) 240-pin, dual in-line memory module Fast data transfer rates: PC2-6400*, PC2-5300*, PC2-4300 and PC2-3200 Utilizes 800*, 667*, 533 and 400 Mb/s DDR2 SDRAM components VCC = VCCQ = 1.8V 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) Posted CAS# latency: 0, 1, 2, 3 and 4 Serial Presence Detect (SPD) with EEPROM Auto &self refresh (64ms: 8,192 cycle refresh) Gold edge contacts RoHS compliant Package option 240 Pin DIMM VLP PCB – 18.29mm (0.720") Max
DESCRIPTION
The WV3HG128M72AER is a 128Mx72 Double Data Rate DDR2 SDRAM high density module. This memory module consists of eighteen 128Mx4 bit with 4 banks DDR2 Synchronous DRAMs in FBGA packages, mounted on a VLP 240-pin DIMM FR4 substrate.
* This product is under development, is not qualied or characterized and is subject to change or cancellation without notice. NOTE: Consult factory for availability of: Vendor source control options Industrial temperature option
OPERATING FREQUENCIES
PC2-3200 Clock Speed CL-tRCD-tRP
* Consult factory for availability
PC2-4300 266MHz 4-4-4
PC2-53……
