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WV3HG128M72AER-D6

Part Number	WV3HG128M72AER-D6
Manufacturer	White Electronic Designs
Description	1GB - 128Mx72 DDR2 SDRAM REGISTERED
Published	Oct 13, 2009
Detailed Description	White Electronic Designs WV3HG128M72AER-D6 ADVANCED* 1GB – 128Mx72 DDR2 SDRAM REGISTERED, w/PLL FEATURES 240-pin, dual...
Datasheet	WV3HG128M72AER-D6 PDF File

Overview

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 www.
DataSheet4U.
com Product is lead-free 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 RoHS compliant Package option • 240 Pin DIMM • PCB – 29.
97mm (1.
18") Max OPERATING FREQUENCIES PC2-3200 Clock Speed CL-tRCD-tRP * Consult factory for availability PC2-4300 266MHz 4-4-4 PC2-5300* 333MHz 5-5-5 PC2-6400* 400MHz 6-6-6 200MHz 3-3-3 March 2005 Rev.
0 1 White Electronic Designs Corporation • (602) 437-1520 • www.
wedc.
com White Electronic Designs PIN CONFIGURATION Pin No.
Symbol Pin No.
1 VREF 61 2 VSS 62 3 DQ0 63 4 DQ1 64 5 VSS 65 6 DQS0# 66 7 DQS0 67 8 VSS 68 9 DQ2 69 10 DQ3 70 71 11 VSS 12 DQ8 72 13 DQ9 73 14 VSS 74 15 DQS1# 75 16 DQS1 76 77 17 VSS 18 RESET# 78 19 NC 79 20 VSS 80 21 DQ10 81 22 DQ11 82 83 23 VSS 24 DQ16 84 25 DQ17 85 86 26 VSS 27 DQS2# 87 28 DQS2 88 8...

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