WV3HG2128M64EEU-D6 Datasheet, PDF (1/11 Pages) White Electronic Designs Corporation – 2GB - 2x128Mx64 DDR2 SDRAM UNBUFFERED

White Electronic Designs ^{WV3HG2128M64EEU-D6}
ADVANCED*
2GB – 2x128Mx64 DDR2 SDRAM UNBUFFERED
FEATURES
„ Unbuffered 240-pin, dual in-line memory module
„ Fast data transfer rates: PC2-6400*, PC2-5300*,
PC2-4300 and PC2-3200
„ 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)
„ Serial Presence Detect (SPD) with EEPROM
„ Auto & self refresh (64ms 8,192 cycle refresh)
„ Gold edge contacts
„ Product is lead-free
„ Dual Rank
„ RoHS compliant
„ Package option
• 240 Pin DIMM
• 30.00mm (1.181") TYP
DESCRIPTION
The WV3HG2128M64EEU is a 2x128Mx64 Double Data
Rate DDR2 SDRAM high density module. This memory
module consists of sixteen 128Mx8 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
• Parity function
Clock Speed
CL-tRCD-tRP
* Consult factory for availability
PC2-6400*
400MHz
6-6-6
OPERATING FREQUENCIES
PC2-5300*
333MHz
5-5-5
PC2-4300
266MHz
4-4-4
PC2-3200
200MHz
3-3-3
August 2006
Rev. 1
1
White Electronic Designs Corporation • [phone] • www.wedc.com