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PDF W3DG6418V-D2 Data sheet ( Hoja de datos )
| Número de pieza | W3DG6418V-D2 | |
| Descripción | SDRAM UNBUFFERED | |
| Fabricantes | White Electronic Designs | |
| Logotipo |  |
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White Electronic Designs
W3DG6418V-D2
PRELIMINARY*
128MB - 16Mx64, SDRAM UNBUFFERED
FEATURES
PC100 and PC133 compatible
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
www.DataSheet4Up.ocsoitmive edge of the system clock
Programmable Burst Lengths: 1, 2, 4, 8 or Full Page
3.3V ± 0.3V Power Supply
168 Pin DIMM JEDEC
• D2: 30.48mm (1.20")
DESCRIPTION
The W3DG6418V is a 16Mx64 synchronous DRAM
module which consists of eight 16Mx8 SDRAM
components in TSOP II package and one 2K EEPROM
in an 8 Pin TSSOP package for Serial Presence Detect
which are mounted on a 168 Pin DIMM multilayer FR4
Substrate.
* This product is under development, is not qualified or characterized and is subject to
change without notice.
NOTE: Consult factory for availability of:
• RoHS compliant products
• Vendor source control options
• Industrial temperature option
PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE)
Pin Front Pin
1 VSS 29
2 DQ0 30
3 DQ1 31
4 DQ2 32
5 DQ3 33
6 VCC 34
7 DQ4 35
8 DQ5 36
9 DQ6 37
10 DQ7 38
11 DQ8 39
12 VSS 40
13 DQ9 41
14 DQ10 42
15 DQ11 43
16 DQ12 44
17 DQ13 45
18 VCC 46
19 DQ14 47
20 DQ15 48
21 CB0* 49
22 CB1* 50
23 Vss 51
24 NC 52
25 NC 53
26 VCC 54
27 WE# 55
28 DQM0 56
Front
DQM1
CS0#
DNU
VSS
A0
A2
A4
A6
A8
A10/AP
BA1
VCC
VCC
CLK0
VSS
DNU
CS2#
DQM2
DQM3
DNU
VCC
NC
NC
CB2*
CB3*
VSS
DQ16
DQ17
Pin Front Pin Back
57 DQ18 85
VSS
58 DQ19 86 DQ32
59 VCC 87 DQ33
60 DQ20 88 DQ34
61 NC 89 DQ35
62 VREF* 90
VCC
63 CKE1* 91 DQ36
64 VSS 92 DQ37
65 DQ21 93 DQ38
66 DQ22 94 DQ39
67 DQ23 95 DQ40
68 VSS 96 VSS
69 DQ24 97 DQ41
70 DQ25 98 DQ42
71 DQ26 99 DQ43
72 DQ27 100 DQ44
73 VCC 101 DQ45
74 DQ28 102 VCC
75 DQ29 103 DQ46
76 DQ30 104 DQ47
77 DQ31 105 CB4*
78 VSS 106 CB5*
79 CLK2 107 VSS
80 NC 108 NC
81 WP*** 109 NC
82 SDA** 110 VCC
83 SCL** 111 CAS#
84 VCC 112 DQM4
Pin Back
113 DQM5
114 CS1#
115 RAS#
116 VSS
117 A1
118 A3
119 A5
120 A7
121 A9
122 BA0
123 A11
124 VCC
125 CLK1
126 A12*
127 VSS
128 CKE0
129 CS3#*
130 DQM6
131 DQM7
132 A13*
133 VCC
134 NC
135 NC
136 CB6*
137 CB7*
138 VSS
139 DQ48
140 DQ49
Pin
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
Back
DQ50
DQ51
VCC
DQ52
NC
VREF*
DNU
VSS
DQ53
DQ54
DQ55
VSS
DQ56
DQ57
DQ58
DQ59
VCC
DQ60
DQ61
DQ62
DQ63
VSS
CLK3
NC
SA0**
SA1**
SA2**
VCC
PIN NAMES
A0 - A11
BA0-1
DQ0-63
CLK0, CLK1,
CLK2, CLK3
CKE0
CS0# - CS2#
RAS#
CAS#
WE#
DQM0-7
VCC
VSS
SDA
SCL
DNU
NC
WP
Address input (Multiplexed)
Select Bank
Data Input/Output
Clock input
Clock Enable input
Chip select Input
Row Address Strobe
Column Address Strobe
Write Enable
DQM
Power Supply (3.3V)
Ground
Serial data I/O
Serial clock
Do not use
No Connect
Write Protect
** These pins should be NC in the system which
does not support SPD.
*** WP available on the WED3DG6318V-D2.
March 2006
Rev. 1
1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
1 page  
White Electronic Designs
W3DG6418V-D2
PRELIMINARY
Part Number
W3DG6418V10D2xx
W3DG6418V7D2xx
W3DG6418V75D2xx
ORDERING INFORMATION
Clock Speed
100MHz
133MHz
133MHz
CAS Latency
CL=2
CL=2
CL=3
Height*
30.48 (1.20")
30.48 (1.20")
30.48 (1.20")
Part Number
Clock Speed
W3DG6318V10D2xx
100MHz
W3DG6318V7D2xx
W3DG6318V75D2xx
133MHz
133MHz
Note: WP (write protect) is available on pin 81.
CAS Latency
CL=2
CL=2
CL=3
Height*
30.48 (1.20")
30.48 (1.20")
30.48 (1.20")
www.DataSheet4U.com
INDUSTRIAL TEMPERATURE
Ordering Information
W3DG6418V10D2I-xx
W3DG6418V7D2I-xx
W3DG6418V75D2I-xx
Clock Speed
100MHz
133MHz
133MHz
CAS Latency
CL=2
CL=2
CL=3
Height*
30.48 (1.20")
30.48 (1.20")
30.48 (1.20")
3.99
(0.157)
(2X)
3.18
(0.125) (2X)
PACKAGE DIMENSIONS
133.48
(5.255 MAX.)
8.89
(0.350)
P1
11.43
(0.450)
36.83
(1.450)
6.35
(0.250)
42.16
(1.660)
115.57
(4.550)
6.35
(0.250)
54.61
(2.150)
3.05
(0.120)
MAX.
30.48
(1.200)
17.78 MAX.
(0.700)
3.99
(0.157)
MIN.
1.27 ± 0.10
(0.050 ± 0.004)
* ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES).
March 2006
Rev. 1
5 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet W3DG6418V-D2.PDF ] | |
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