Product Description
Overview:
This document describes ValueRAM’s 256M x 72-bit 2GB (2048MB) DDR2-667 CL5 SDRAM (Synchronous DRAM) “dual rank” Registered w/Parity memory module. The components on this module include eighteen 128M x 8-bit DDR2-667 SDRAM in FBGA packages. This 240-pin DIMM uses gold contact fingers and requires +1.8V.
Product Specifications
| 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 | 3.249 W (operating) |
| UL Rating | 94 V – 0 |
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