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WV3HG2128M72EEU534D6SG Datasheet(PDF) 1 Page - White Electronic Designs Corporation |
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WV3HG2128M72EEU534D6SG Datasheet(HTML) 1 Page - White Electronic Designs Corporation |
1 / 11 page WV3HG2128M72EEU-D6 August 2006 Rev. 1 ADVANCED* 1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs 2GB – 2x128Mx72 DDR2 SDRAM UNBUFFERED DIMM DESCRIPTION The WV3HG2128M72EEU is a 2x128Mx72 Double Data Rate DDR2 SDRAM high density module. This memory module consists of eighteen 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 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 Dual Rank RoHS compliant Package option • 240 Pin DIMM • 30.00mm (1.181") TYP OPERATING FREQUENCIES PC2-6400* PC2-5300* PC2-4300 PC2-3200 Clock Speed 400MHz 333MHz 266MHz 200MHz CL-tRCD-tRP 6-6-6 5-5-5 4-4-4 3-3-3 * Consult factory for availability |
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