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W3EG7217S-D3 Dataheets PDF



Part Number W3EG7217S-D3
Manufacturers White Electronic
Logo White Electronic
Description 128MB - 16Mx72 DDR SDRAM REGISTERED
Datasheet W3EG7217S-D3 DatasheetW3EG7217S-D3 Datasheet (PDF)

White Electronic Designs W3EG7217S-D3 128MB - 16Mx72 DDR SDRAM REGISTERED, ECC w/PLL FEATURES Double-data-rate architecture DDR200 and DDR266 BI-directional data strobes (DQS) Differential clock inputs (CK & CK#) Programmable Read Latency 2, 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 Serial presence detect Power supply: 2.5V ± 0.20V 184 pin DIMM package • D3 = 26.67 .

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White Electronic Designs W3EG7217S-D3 128MB - 16Mx72 DDR SDRAM REGISTERED, ECC w/PLL FEATURES Double-data-rate architecture DDR200 and DDR266 BI-directional data strobes (DQS) Differential clock inputs (CK & CK#) Programmable Read Latency 2, 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 Serial presence detect Power supply: 2.5V ± 0.20V 184 pin DIMM package • D3 = 26.67 (1.05") www.DataSheet4U.com DESCRIPTION The W3EG7217S is a 16Mx72 Double Data Rate SDRAM memory module based on 128Mb DDR SDRAM component. The module consists of nine 16Mx8 DDR SDRAMs in 66 pin TSOP packages mounted on a 184 pin FR4 substrate. Synchronous design allows precise cycle control with the use of system clock. Data I/O transactions are possible on both edges and burst lengths allow the same device to be useful for a variety of high bandwidth, high performance memory system applications. * This product is subject to change without notice. Note: Consult factory for availability of lead-free products (F = Lead-Free, G = RoHS compliant) OPERATING FREQUENCIES DDR266 @CL=2 Clock Speed CL-tRCD-tRP 133MHz 2-2-2 DDR266 @CL=2.5 133MHz 2.5-3-3 DDR200 @CL=2 100MHz 2-2-2 December 2004 Rev. 1 1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs W3EG7217S-D3 PIN CONFIGURATION PIN# 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 SYMBOL VREF DQ0 VSS DQ1 DQS0 DQ2 VCC DQ3 NC RESET# VSS DQ8 DQ9 DQS1 VCCQ *CK1 *CK1# VSS DQ10 DQ11 CKE0 VCCQ DQ16 DQ17 DQS2 VSS A9 DQ18 A7 VCCQ DQ19 A5 DQ24 VSS DQ25 DQS3 A4 VCC DQ26 DQ27 A2 VSS A1 CB0 CB1 VCC PIN# 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 SYMBOL DQS8 A0 CB2 VSS CB3 BA1 DQ32 VCCQ DQ33 DQS4 DQ34 VSS BA0 DQ35 DQ40 VCCQ WE# DQ41 CAS# VSS DQS5 DQ42 DQ43 VCC *CS2# DQ48 DQ49 VSS *CK2# *CK2 VCCQ DQS6 DQ50 DQ51 VSS VCCID DQ56 DQ57 VCC DQS7 DQ58 DQ59 VSS NC SDA SCL PIN# 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 SYMBOL VSS DQ4 DQ5 VCCQ DQM0 DQ6 DQ7 VSS NC NC NC VCCQ DQ12 DQ13 DQM1 VCC DQ14 DQ15 CKE1* VCCQ *BA2 DQ20 A12 VSS DQ21 A11 DQM2 VCC DQ22 A8 DQ23 VSS A6 DQ28 DQ29 VCCQ DQM3 A3 DQ30 VSS DQ31 CB4 CB5 VCCQ CK0 CK0# PIN# 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 SYMBOL VSS DQM8 A10 CB6 VCCQ CB7 VSS DQ36 DQ37 VCC DQM4 DQ38 DQ39 VSS DQ44 RAS# DQ45 VCCQ CS0# CS1#* DQM5 VSS DQ46 DQ47 A13* VCCQ DQ52 DQ53 A13 VCC DQM6 DQ54 DQ55 VCCQ NC DQ60 DQ61 VSS DQS16 DQ62 DQ63 VCCQ SA0 SA1 SA2 VCCSPD A0-A12 BA0-BA1 DQ0-DQ63 CB0-CB7 DQS0-DQS8 CK0 CK0# .


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