WV3HG128M72AER-D6 Datasheet, PDF (1/10 Pages) White Electronic Designs Corporation – 1GB - 128Mx72 DDR2 SDRAM REGISTERED, w/PLL

White Electronic Designs ^{WV3HG128M72AER-D6}
ADVANCED*
1GB – 128Mx72 DDR2 SDRAM REGISTERED, w/PLL
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
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
64ms: 8,192 cycle refresh
Gold edge contacts
Product is lead-free
RoHS compliant
Package option
• 240 Pin DIMM
• PCB – 29.97mm (1.18") 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
240-pin 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
PC2-4300
266MHz
4-4-4
PC2-5300*
333MHz
5-5-5
PC2-6400*
400MHz
6-6-6
March 2005
Rev. 0
1
White Electronic Designs Corporation • [phone] • www.wedc.com