参数资料
型号: W3HG2128M72AER534AD6MG
厂商: MICROSEMI CORP-PMG MICROELECTRONICS
元件分类: DRAM
英文描述: 256M X 72 DDR DRAM MODULE, 0.5 ns, DMA240
封装: ROHS COMPLIANT, DIMM-240
文件页数: 1/13页
文件大小: 236K
代理商: W3HG2128M72AER534AD6MG
W3HG2128M72AER-AD6
December 2005
Rev. 2
ADVANCED*
1
White Electronic Designs Corporation (602) 437-1520 www.wedc.com
White Electronic Designs
2GB – 2x128Mx72 DDR2 SDRAM REGISTERED, w/PLL, VLP
DESCRIPTION
The W3HG2128M72AER is a 2x128Mx72 Double Data
Rate DDR2 SDRAM high density module based on DDR2
SDRAM components. This memory module consists
of eighteen stacks of 256Mx4 bit with 4 banks DDR2
Synchronous DRAMs in FBGA packages, mounted on a
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
Parity Function
FEATURES
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 MT/s DDR2 SDRAM
components
VCC = VCCQ = 1.8V
VCCSPD = +1.7V to +3.6V
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# additive latency: 0, 1, 2, 3 and 4
Serial Presence Detect (SPD) with EEPROM
64ms: 8,192 cycle refresh
Gold edge contacts
ECC error detection and correction
Dual Rank
RoHS compliant
Package option
240 Pin DIMM
PCB – 18.29mm (0.720") Max
OPERATING FREQUENCIES
PC2-3200
PC2-4300
PC2-5300*
PC2-6400*
Clock Speed
200MHz
266MHz
333MHz
400MHz
CL-tRCD-tRP
3-3-3
4-4-4
5-5-5
6-6-6
* Consult factory for availability
相关PDF资料
PDF描述
W3HG2128M72AER665AD6SG 256M X 72 DDR DRAM MODULE, 0.45 ns, DMA240
W3HG2128M72AER534AD6SG 256M X 72 DDR DRAM MODULE, 0.5 ns, DMA240
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W51-A111B1-20 ROCKER SWITCH, SPDT, LATCHED, 20A, 50VDC, PANEL MOUNT
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