Kingston KVR533D2D8R4K24G User Manual
Memory Module Specification
KVR533D2D8R4K2/4G
4GB (2GB 256M x 72-Bit x 2 pcs.) DDR2-533
CL4 Registered 240-Pin ECC DIMM Kit
DESCRIPTION:
ValueRAM's KVR533D2D8R4K2/4G is a kit of two 256M x 72-bit 2GB (2048MB) DDR2533 CL4 SDRAM (Synchronous DRAM) dual rank registered ECC memory modules. Total kit
capacity is 4GB (4096MB). The components on each module include eighteen 128M x 8-bit
DDR2-533 SDRAM in FBGA packages. Each 240-pin DIMM uses gold contact fingers and
requires +1.8V. The electrical and mechanical specifications are as follows:
FEATURES:
Clock Cycle Time (tCK) CL=4 3.75ns (min.) / 8ns (max.)
Row Cycle Time (tRC) 60ns (min.)
Refresh to Active/Refresh Command Time (tRFC) 127.5ns
Row Active Time (tRAS) 45ns (min.) / 70,000ns (max.)
Single Power Supply of +1.8V (+/- .1V)
Power 1.620 W (operating per module)
UL Rating 94 V - 0
Figure 1: KVR533D2D8R4K2/4G 240-Pin DIMM
Document No. VALUERAM0661-001.A00
04/21/08
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