WV3HG264M72EER-PD4 Datasheet, PDF (1/11 Pages) White Electronic Designs Corporation – 1GB - 2x64Mx72 DDR2 SDRAM REGISTERED, SO-DIMM, w/PLL

White Electronic Designs ^{WV3HG264M72EER-PD4}
ADVANCED*
1GB – 2x64Mx72 DDR2 SDRAM REGISTERED, SO-DIMM, w/PLL
FEATURES
Registered 200-pin (SO-DIMM), 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)
7.8µs average periodic refresh interval
Serial Presence Detect (SPD) with EEPROM
Utilizes 512Mb DDR2 SDRAM components
Auto & self refresh (64ms: 8,192 cycle refresh)
Gold edge contacts
Dual Rank
RoHS compliant
JEDEC proposed Pin-out
Package
• 200 Pin SO-DIMM: 30.00mm (1.181") TYP.
DESCRIPTION
The WV3HG264M72EER is a 2x64Mx72 Double Data
Rate DDR2 SDRAM high density module. This memory
module consists of eighteen 64Mx8 bit DDR2 Synchronous
DRAMs in FBGA packages, mounted on a 200-pin SO-
DIMM FR4 substrate.
* This product is under development, is not qualified or characterized and is subject to
change or cancellation without notice.
NOTE: Consult factory for availability of:
• Vendor source control options
• Industrial temperature option
Clock Speed
CL-tRCD-tRP
* Consult factory for availability
PC2-3200
200MHz
3-3-3
OPERATING FREQUENCIES
PC2-4200
266MHz
4-4-4
PC2-5300*
333MHz
5-5-5
PC2-6400*
400MHz
6-6-6
April 2006
Rev. 2
1
White Electronic Designs Corporation • [phone] • www.wedc.com