Kingston KVR667D2N52GBK User Manual
Memory Module Specification
KVR667D2N5/2G
2GB 256M x 64-Bit DDR2-667
DESCRIPTION:
This document describes ValueRAM's 256M x 64-bit 2GB (2048MB) DDR2-667 CL5
SDRAM (Synchronous DRAM) memory module. The components on this module include
sixteen 128M x 8-bit (16M x 8-bit x 8 Bank) DDR2-667 SDRAM in FBGA packages. This 240pin DIMM uses gold contact fingers and requires +1.8V. The electrical and mechanical
specifications are as follows:
FEATURES:
Clock Cycle Time (tCK) CL=5 3ns (min.) / 8ns (max.)
Row Cycle Time (tRC) 54ns (min.)
Refresh to Active/Refresh Command Time (tRFC) 127.5ns
Row Active Time (tRAS) 39ns (min.) / 70,000ns (max.)
Single Power Supply of +1.8V (+/- .1V)
Power 2.225 W (operating)
UL Rating 94 V - 0
CL5 240-Pin DIMM
Note: The module defined in this data sheet is one of several configurations available under this part number. While
all configurations are compatible, the DRAM combination and/or the module height may vary from what is described
here. However, in no configuration will the module height exceed 1.250" (31.75mm).
4.00
133.35
131.35
128.95
A
2.50±0.20
SPD
B
55.00
0.80±0.05
0.20
10.00
(2)
2.50
63.00
5.00
4.00
3.80
Units : Millimeters
(2X)4.00
2.30
4.0
1.270 ± 0.10
3.00
30.00
17.80
2.50
1.50±0.10
Detail A
Figure 1: KVR667D2N5/2G 240-Pin DIMM
Document No. VALUERAM0496-001.A00
1.00
Detail B
4.00
06/27/06
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