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参数资料
| 型号： | WED3DG7265V7D1 |
| 厂商： | MICROSEMI CORP-PMG MICROELECTRONICS |
| 元件分类： | DRAM |
| 英文描述： | 64M X 72 SYNCHRONOUS DRAM MODULE, DMA144 |
| 封装： | SODIMM-144 |
| 文件页数： | 1/6页 |
| 文件大小： | 338K |
| 代理商： | WED3DG7265V7D1 |
WED3DG7265V-D1
1
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
June 2003
Rev. 1
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
512MB- 64Mx72 SDRAM, UNBUFFERED W/PLL
n
Burst Mode Operation
n
Auto and Self Refresh capability
n
LVTTL compatible inputs and outputs
n
Serial Presence Detect with EEPROM
n
Fully synchronous: All signals are registered on the positive
edge of the system clock
n
Programmable Burst Lengths: 1, 2, 4, 8 or Full Page
n
3.3V ± 0.3V Power Supply
n
144 Pin SO-DIMM JEDEC
The WED3DG7265V is a 64Mx72 synchronous DRAM
module which consists of nine 64Mx8 DDR 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.
DESCRIPTION
FEATURES
PIN CONFIGURATIONS (FRONT SIDE/BACK SIDE)
PIN NAMES
A0 – A12
Address Input (Multiplexed)
BA0-1
Select Bank
DQ0-63
Data Input/Output
CLK0
Clock Input
CB0-7
Check Bit (Data-In/Data-Out)
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
PINOUT
PIN
FRONT
PIN
BACK
PIN
FRONT
PIN
BACK PIN FRONT PIN BACK
1
VSS
2
VSS
49
DQ13
50
DQ45 97
DQ22
98
DQ54
3
DQ
4
DQ32
51
DQ14
52
DQ46 99
DQ23
100 DQ55
5
DQ1
6
DQ33
53
DQ15
54
DQ47 101
VCC
102
VCC
7
DQ2
8
DQ34
55
VSS
56
VSS
103
A6
104
A7
9
DQ3
10
DQ35
57
CB0
58
CB4 105
A8
106
BA0
11
VCC
12
VCC
59
CB1
60
CB5 107
VSS
108
VSS
13
DQ4
14
DQ36
61
CLK0
62
CKE0 109
A9
110
BA1
15
DQ5
16
DQ37
63
VCC
64
VCC
111
A10
112
A11
17
DQ6
18
DQ38
65
RAS#
66
CAS# 113
VCC
114
VCC
19
DQ7
20
DQ39
67
WE#
68
NC
115 DQMB2 116 DQMB6
21
VSS
22
VSS
69
SO#
70
NC
117 DQMB3 118 DQMB7
23
DQMB0
24
DQMB4
71
NC
72
NC
119
VSS
120
VSS
25
DQMB1
26
DQMB5
73
NC
74
CLK1 121 DQ24
122 DQ56
27
VCC
28
VCC
75
VSS
76
VSS
123 DQ25
124 DQ57
29
A0
30
A3
77
CB2
78
CB6 125 DQ26
126 DQ58
31
A1
32
A4
79
CB3
80
CB7 127 DQ27
128 DQ59
33
A2
34
A5
81
VCC
82
VCC
129
VCC
130
VCC
35
VSS
36
VSS
83
DQ16
84
DQ48 131 DQ28
132 DQ60
37
DQ8
38
DQ40
85
DQ17
86
DQ49 133 DQ29
134 DQ61
39
DQ9
40
DQ41
87
DQ18
88
DQ50 135 DQ30
136 DQ62
41
DQ10
42
DQ42
89
DQ19
90
DQ51 137 DQ31
138 DQ63
43
DQ11
44
DQ43
91
VSS
92
VSS
139
VSS
140
VSS
45
VCC
q46
VCC
93
DQ20
94
DQ52 141
SDA
142
SCL
47
DQ12
48
DQ44
95
DQ21
96
DQ53 143
VCC
144
VCC
* These pins are not used in this module.
** These pins should be NC in the system which
does not support SPD.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| WED3DG7265V-D1 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:SDRAM Modules - 144 Pin SO-DIMM. ECC Unbuffered |
| WED3DG7265V-D2 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:SDRAM Modules - 168 Pin DIMM. ECC Unbuffered |
| WED3DG7266V10D1I-MG | 制造商:WEDC 制造商全称:White Electronic Designs Corporation 功能描述:512MB - 64Mx72 SDRAM, UNBUFFERED, w/PLL |
| WED3DG7266V10D1I-SG | 制造商:WEDC 制造商全称:White Electronic Designs Corporation 功能描述:512MB - 64Mx72 SDRAM, UNBUFFERED, w/PLL |
| WED3DG7266V10D1I-XX | 制造商:WEDC 制造商全称:White Electronic Designs Corporation 功能描述:512MB - 64Mx72 SDRAM, UNBUFFERED, w/PLL |
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