Figure 6: 240-Pin DDR3 RDIMM, PCB 1486 (R/C A1)
30.50 (1.20)
29.85 (1.175)
Pin 1
17.3 (0.68)
TYP
2.50 (0.098) D
(2X)
2.30 (0.091) TYP
5.0 (0.197) TYP
123.0 (4.84)
TYP
1.0 (0.039)
TYP
0.80 (0.031)
TYP
0.75 (0.03) R
(8X)
0.76 (0.030) R
Pin 120
Front view
133.50 (5.256)
133.20 (5.244)
47.0 (1.85)
TYP
71.0 (2.79)
TYP
9.5 (0.374)
TYP
Back view
Pin 240
Pin 121
1.37 (0.054)
1.17 (0.046)
4.0 (0.157)
MAX
2.20 (0.087) TYP
1.45 (0.057) TYP
3.05 (0.12) TYP
54.68 (2.15)
TYP
3.0 (0.118) 4X TYP
0.6 (0.024) x 45° (4X)
U1
U2 U3
U4
U5 U6
U8 U9 U10 U11 U12
Notes:
1. All dimensions are in millimeters (inches); MAX/MIN or typical (TYP) where noted.
2. The dimensional diagram is for reference only.
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Micron and the Micron logo are trademarks of Micron Technology, Inc.
All other trademarks are the property of their respective owners.
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 some-
times occur.
2GB, 4GB (x72, ECC, SR) 240-Pin DDR3L RDIMM
Module Dimensions
PDF: 09005aef83b2f73b
ksf9c256_512x72pz.pdf - Rev. I 7/15 EN
22
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© 2009 Micron Technology, Inc. All rights reserved.
