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This data sheet contains minimum and maximum limits specified over the complete power supply and temperature range
for production devices. Although considered final, these specifications are subject to change, as further product
development and data characterization sometimes occur.
256MB, 512MB (x72, ECC, SR) 184-Pin DDR SDRAM RDIMM
Module Dimensions
PDF: 09005aef8082c948/Source: 09005aef807d56a1 Micron Technology, Inc., reserves the right to change products or specifications without notice.
ddf9c32_64x72.fm - Rev. C 10/08 EN
17 ©2002 Micron Technology, Inc. All rights reserved.
Figure 6: 184-Pin DDR RDIMM (-335, -262, -26A, -265)
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 com-
plete design dimensions.
28.73 (1.131)
28.42 (1.119)
17.78 (0.70)
TYP
Pin 92
Front view
133.50 (5.256)
133.20 (5.244)
10.0 (0.394)
TYP
Back view
Pin 1
2.5 (0.098) D
(2X)
2.31 (0.091)
TYP
6.35 (0.25) TYP
120.65 (4.75)
TYP
1.27 (0.05)
TYP
2.21 (0.087)
TYP
1.02 (0.04)
TYP
2.0 (0.079) R
(4X)
0.9 (0.035) R
64.77 (2.55)
TYP
49.53 (1.95)
TYP
Pin 184
Pin 93
1.0 (0.039)
TYP
73.28 (2.88)
TYP
3.8 (0.15) TYP
U1
U2 U3 U4 U5
U12
U11
U13
U6 U7 U8
U9
U10
No components this side of module
0.054 (1.37)
0.046 (1.17)
0.125 (3.175)
MAX
