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WV3EG265M72EFSU-D4

White Electronic Designs
Part Number WV3EG265M72EFSU-D4
Manufacturer White Electronic Designs
Description 1GB - 2x64Mx72 DDR SDRAM
Published Oct 13, 2009
Detailed Description White Electronic Designs WV3EG265M72EFSU-D4 ADVANCED* 1GB – 2x64Mx72 DDR SDRAM, UNBUFFERED, PLL, FBGA FEATURES Unbuffe...
Datasheet PDF File WV3EG265M72EFSU-D4 PDF File

WV3EG265M72EFSU-D4
WV3EG265M72EFSU-D4

Overview
White Electronic Designs WV3EG265M72EFSU-D4 ADVANCED* 1GB – 2x64Mx72 DDR SDRAM, UNBUFFERED, PLL, FBGA FEATURES Unbuffered 200-pin (SO-DIMM), small-outline, dualin-line module Fast data transfer rate: PC-2100, and PC-2700 Clock speeds of 133MHz, and 166MHz Supports ECC error detection and correction VCC = VCCQ = +2.
5V ± 0.
2V(133 and 166MHz) Bi-directional data strobes (DQS) Differential clock inputs (CK & CK#) Programmable Read Latency: DDR 266 (2, 2.
5 clock), DDR333 (2.
5 clock) Programmable Burst Length (2, 4, 8) Programmable Burst type (sequential & interleave) Edge aligned data output, center aligned data input Auto and self refresh, 7.
8µs refresh interval (8K/64ms refresh) Serial presence detect (SPD) with EEPROM Dual Rank Leaded & lead-free/RoHS compliant Gold edge contacts JEDEC standard 200 pin, small-outline, SO-DIMM package www.
DataSheet4U.
com • PCB height option: 31.
75 mm (1.
25”) * This product is under development, is not qualified or characterized and is subject to change or cancellation without notice.
DESCRIPTION The WV3EG265M72EFSU is a 2x64Mx72 Double Data Rate SDRAM memory module based on 512Mb DDR SDRAM components.
The module consists of eighteen 64Mx8 DDR SDRAMs in FBGA packages mounted on a 200 pin FR4 substrate.
NOTE: Consult factory for availability of: • RoHS compliant products • Vendor source control options • Industrial temperature option OPERATING FREQUENCIES DDR333@CL=2.
5 Clock Speed CL-tRCD-tRP 166MHz 2.
5-3-3 DDR266@CL=2 133MHz 2-2-2 DDR266@CL=2.
5 133MHz 2.
5-3-3 May 2006 Rev.
0 1 White Electronic Designs Corporation • (602) 437-1520 • www.
wedc.
com White Electronic Designs PIN CONFIGURATION PIN# SYMBOL PIN# SYMBOL PIN# SYMBOL PIN# SYMBOL 51 VSS 101 A9 151 DQ42 1 VREF 2 VREF 52 VSS 102 A8 152 DQ46 53 DQ19 103 VSS 153 DQ43 3 VSS 4 VSS 54 DQ23 104 VSS 154 DQ47 5 DQ0 55 DQ24 105 A7 155 VCC 6 DQ4 56 DQ28 106 A6 156 VCC 7 DQ1 57 VCC 107 A5 157 VCC 8 DQ5 58 VCC 108 A4 158 NC 9 VCC 59 DQ25 109 A3 159 VSS 10 VCC 60 DQ29 110 A2 160 NC 11 DQS0...


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