This document describes ValueRAM's 128M x 72-bit 1GB (1024MB) DDR2-400 CL3 SDRAM (Synchronous DRAM) "single rank" registered ECC memory module. The components on this module include eighteen 128M x 4-bit (32M x 4-bit x 4 Bank) DDR2-400 SDRAM in FBGA packages. This 240-pin DIMM uses gold contact fingers and requires +1.8V.
Features:
Clock Cycle Time (tCK) CL=3: 5ns (min.) / 8ns (max.).
Row Cycle Time (tRC): 55ns (min).
Refresh to Active/Refresh Command Time (tRFC): 75ns.
Row Active Time (tRAS): 40ns (min.) / 70,000ns (max).
Limited Warranty: Life-time equal replacement warranty. Physical damage not covered. 7-Day money back from receiving date with 15% restocking fee on current market price. No refund or upgrade after 7 days. Customer is responsible for returning manufacturer defective products including DOA unless test is paid before shipping. (hyz042006)