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參數資料
| 型號： | W3HG2128M72EER665PD4IMG |
| 廠商： | WHITE ELECTRONIC DESIGNS CORP |
| 元件分類： | DRAM |
| 英文描述： | 256M X 72 DDR DRAM MODULE, 0.45 ns, DMA200 |
| 封裝： | ROHS COMPLIANT, SO-RDIMM-200 |
| 文件頁數： | 1/12頁 |
| 文件大?。?/td> | 227K |
| 代理商： | W3HG2128M72EER665PD4IMG |
W3HG2128M72EER-PD4
January 2007
Rev. 1
ADVANCED*
1
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
2GB – 2x128Mx72 DDR2 SDRAM, SO-RDIMM, w/PLL
DESCRIPTION
The W3HG2128M72EER is a 2x128Mx72 Double Data
Rate DDR2 SDRAM high density module. This memory
module consists of eighteen 128Mx8 bit 1Gb DDR2
Synchronous DRAMs in FBGA packages, mounted on a
200-pin SO-RDIMM FR4 substrate.
* This product may or may not be under development, 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
FEATURES
Registered 200-pin (SO-RDIMM), Small-Outline
dual in-line memory module
Support ECC detection and correction
Fast data transfer rates: PC2-6400*, PC2-5300,
PC2-4200 and PC2-3200
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
Multiple internal device banks for concurrent
operation
Differential clock inputs (CK, CK#)
Programmable CAS# latency (CL): 3, 4, 5, and 6*
Posted CAS# additive latency: 0, 1, 2, 3 and 4
On-die termination (ODT)
Serial Presence Detect (SPD) with EEPROM
64ms: 8,192 cycle refresh
Gold edge contacts
Dual Rank
RoHS compliant
JEDEC proposed Pin-out
Package
200 Pin SO-RDIMM: 30.00mm (1.181") TYP.
OPERATING FREQUENCIES
PC2-3200
PC2-4200
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
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