MT18HTF25672AZ-667H1 Micron Technology Inc, MT18HTF25672AZ-667H1 Datasheet - Page 6

• Manufacturer Part Number: MT18HTF25672AZ-667H1
• Description: MODULE DDR2 SDRAM 2GB 240UDIMM
• Manufacturer: Micron Technology Inc
• Series: -r

Specifications of MT18HTF25672AZ-667H1

• Main Category: DRAM Module
• Sub-category: DDR2 SDRAM
• Module Type: 240UDIMM
• Device Core Size: 72b
• Organization: 256Mx72
• Total Density: 2GByte
• Chip Density: 1Gb
• Access Time (max): 900ns
• Maximum Clock Rate: 667MHz
• Operating Supply Voltage (typ): 1.8V
• Operating Current: 1.136A
• Number Of Elements: 18
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Pin Count: 240
• Mounting: Socket
• Memory Type: DDR2 SDRAM
• Memory Size: 2GB
• Speed: 667MT/s
• Features: -
• Package / Case: 240-UDIMM
• Lead Free Status / Rohs Status: Compliant

DQ Map
Table 7: Component-to-Module DQ Map, Front
PDF: 09005aef83c6d17f
htf18c256_512x72az.fm - Rev. B 2/10 EN
Component
Reference
Number
U1
U3
U5
U7
Component
DQ
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Module DQ
CB4
CB3
CB5
CB2
CB7
CB0
CB6
CB1
20
19
21
18
23
16
22
17
44
43
45
42
47
40
46
41
4
3
5
2
7
0
6
1
2GB, 4GB (x72, ECC, DR) 240-Pin DDR2 SDRAM UDIMM
Module Pin
Number
122
123
129
128
143
144
150
149
161
162
168
167
208
209
215
214
10
31
30
24
25
49
48
42
43
96
95
89
90
9
3
4
6
Component
Reference
Number
U2
U4
U6
U8
Micron Technology, Inc. reserves the right to change products or specifications without notice.
Component
DQ
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Module DQ
© 2009 Micron Technology, Inc. All rights reserved.
12
11
13
10
15
14
28
27
29
26
31
24
30
25
36
35
37
34
39
32
38
33
52
51
53
50
55
48
54
49
8
9
Module Pin
Number
DQ Map
131
132
141
140
152
153
159
158
199
200
206
205
217
108
218
107
227
226
22
21
12
13
40
39
33
34
87
86
80
81
98
99