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This data sheet contains minimum and maximum limits specified over the power supply and temperature range set forth herein. Although
considered final, these specifications are subject to change, as further product development and data characterization sometimes occur.
128MB, 256MB (x64, SR) 184-Pin DDR SDRAM UDIMM
Module Dimensions
PDF: 09005aef8085081a/Source: 09005aef806e129d Micron Technology, Inc., reserves the right to change products or specifications without notice.
DD4C16_32x64A.fm - Rev. E 11/08 EN
13 ©2003 Micron Technology, Inc. All rights reserved.
Module Dimensions
Figure 3: 184-Pin DDR UDIMM
Notes: 1. All dimensions are in millimeters (inches); MAX/MIN or typical (TYP) where noted.
2. The dimensional diagram is for reference only. Refer to the JEDEC MO document for addi-
tional design dimensions.
3.8 (0.15)
TYP
U1 U2 U4 U5
No components this side of module
U6
Pin 1
17.78 (0.70)
TYP
2.5 (0.098) D
(2X)
2.3 (0.091) TYP
6.35 (0.25) TYP
120.65 (4.75) TYP
1.27 (0.05)
TYP
2.2 (0.087)
TYP
1.02 (0.04)
TYP
2.0 (0.079) R
(4X)
0.90 (0.035) R
Pin 92
Front view
Back view
1.37 (0.054)
1.17 (0.046)
133.50 (5.256)
133.20 (5.244)
64.77 (2.55)
TYP
49.53 (1.95)
TYP
Pin 184
Pin 93
10.0 (0.394)
TYP
2.8 (0.11)
MAX
31.9 (1.256)
31.6 (1.244)
1.0 (0.039)
TYP
73.66 (2.88)
TYP
