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PDF W3DG6465V-D1 Data sheet ( Hoja de datos )

Número de pieza W3DG6465V-D1
Descripción SDRAM UNBUFFERED
Fabricantes White Electronic Designs 
Logotipo White Electronic Designs Logotipo



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White Electronic Designs
W3DG6465V-D1
512MB- 64Mx64 SDRAM UNBUFFERED
FEATURES
Burst Mode Operation
Auto and Self Refresh capability
LVTTL compatible inputs and outputs
Serial Presence Detect with EEPROM
Fully synchronous: All signals are registered on the positive
edge of the system clock
Programmable Burst Lengths: 1, 2, 4, 8 or Full Page
3.3V ± 0.3V Power Supply
144 Pin SO-DIMM JEDEC
DESCRIPTION
The W3DG6465V is a 64Mx64 synchronous DRAM
module which consists of eight 32Mx16 SDRAM
components in TSOP II package, and one 2Kb EEPROM
in an 8 pin TSSOP package for Serial Presence Detect
which are mounted on a 144 pin SO-DIMM multilayer
FR4 Substrate.
* This product is subject to change without notice.
www.DataSPhINeeCtO4UN.FcIoGmURATIONS (FRONT SIDE/BACK SIDE)
PINOUT
PIN FRONT PIN BACK PIN FRONT PIN BACK PIN BACK PIN BACK
1 VSS 2 VSS 51 DQ14 52 DQ46 95 DQ21 96 DQ53
3 DQ0 4 DQ32 53 DQ15 54 DQ47 97 DQ22 98 DQ54
5 DQ1 6 DQ33 55 VSS 56 VSS 99 DQ23 100 DQ55
7 DQ2 8 DQ34 57 NC 58 NC 101 VCC 102 VCC
9 DQ3 10 DQ35 59 NC 60 NC 103 A6 104 A7
11 VCC 12 VCC
13 DQ4 14 DQ36
VOLTAGE KEY
105 A8 106 BA0
107 VSS 108 VSS
15 DQ5 16 DQ37
109 A9 110 BA1
17 DQ6 18 DQ38 61 CK0 62 CKE0 111 A10/AP 112 A11
19 DQ7 20 DQ39 63 VCC 64 VCC 113 VCC 114 VCC
21 VSS 22 VSS 65 RAS# 66 CAS# 115 DQM2 116 DQM6
23 DQM0 24 DQM4 67 WE# 68 CKE1 117 DQM3 118 DQM7
25 DQM1 26 DQM5 69 CS0# 70 A12 119 VSS 120 VSS
27 VCC 28 VCC 71 CS1 72 *A13 121 DQ24 122 DQ56
29 A0 30 A3 73 DNU 74 CK1 123 DQ25 124 DQ57
31 A1 32 A4 75 VSS 76 VSS 125 DQ26 126 DQ58
33 A2 34 A5 77 NC 78 NC 127 DQ27 128 DQ59
35 VSS 36 VSS 79 NC 80 NC 129 VCC 130 VCC
37 DQ8 38 DQ40 81 VCC 82 VCC 131 DQ28 132 DQ60
39 DQ9 40 DQ41 83 DQ16 84 DQ48 133 DQ29 134 DQ61
41 DQ10 42 DQ42 85 DQ17 86 DQ49 135 DQ30 136 DQ62
43 DQ11 44 DQ43 87 DQ18 88 DQ50 137 DQ31 138 DQ63
45 VCC 46 VCC 89 DQ19 90 DQ51 139 VSS 140 VSS
47 DQ12 48 DQ44 91 VSS 92 VSS 141 **SDA 142 **SCL
49 DQ13 50 DQ45 93 DQ20 94 DQ52 143 VCC 144 VCC
PIN NAMES
A0 – A12 Address Input (Multiplexed)
BA0-1
Select Bank
DQ0-63
Data Input/Output
CK0, CK1 Clock Input
CKE0, CKE1 Clock Enable Input
CS0#, CS1# Chip Select Input
RAS#
Row Address Strobe
CAS#
Column Address Strobe
WE# Write Enable
DQM0-7
DQM
VCC Power Supply (3.3V)
VSS Ground
SDA Serial Data I/O
SCL Serial Clock
DNU Do Not Use
NC No Connect
* These pins are not used in this module.
** These pins should be NC in the system which
does not support SPD.
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
Sept. 2002
Rev. 0
1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

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W3DG6465V-D1 pdf
White Electronic Designs
W3DG6465V-D1
Ordering Information
W3DG6465V10D1
W3DG6465V7D1
W3DG6465V75D1
Speed
100MHz
133MHz
133MHz
PACKAGE DIMENSIONS
CAS Latency
CL=2
CL=2
CL=3
.079 MIN.
2.661
.157
www.DataSheet4U.com
.913
1.112
.787
1.095
1.291
.181
.059
ALL DIMENSIONS ARE IN INCHES
.126
MIN.
.180
MAX.
.039
± .004
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
Sept. 2002
Rev. 0
5 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

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