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DDR SDRAM

DDR SDRAM is the first generation of Double Data Rate memory technology. Legacy's DDR SDRAM includes support for a number of features, including error correction code (ECC), registered inputs with one-clock delay, phase-lock-loop clock driver to reduce clock loading, auto refresh and self-refresh modes, and serial presence detect.

Technical Resources:

Common DDR1 Form Factors

1GB

Part Number Speed Form Factor Buffering Bus Width Ranking DRAM Qty RoHS Compliance
88x6KDGG-1UDGR DDR-3200 CL3 U-DIMM Unbuffered x72 Dual Rank 18 RoHS
88x6KDGG-1NDGR DDR-2700 CL3 U-DIMM Unbuffered x72 Dual Rank 18 RoHS
88x6KDGG-1JDGR DDR-2100 CL2 U-DIMM Unbuffered x72 Dual Rank 18 RoHS

512MB

Part Number Speed Form Factor Buffering Bus Width Ranking DRAM Qty RoHS Compliance
87x6HDGG-1UDGR DDR-3200 CL3 U-DIMM Unbuffered x72 Dual Rank 18 RoHS
87x6HDGG-1NDGR DDR-2700 CL3 U-DIMM Unbuffered x72 Dual Rank 18 RoHS
87x6HDGG-1JDGR DDR-2100 CL2 U-DIMM Unbuffered x72 Dual Rank 18 RoHS
87x6KDGG-1UDGR DDR-3200 CL3 U-DIMM Unbuffered x72 Single Rank 9 RoHS
87x6KDGG-1NDGR DDR-2700 CL3 U-DIMM Unbuffered x72 Single Rank 9 RoHS
87x6KDGG-1JDGR DDR-2100 CL2 U-DIMM Unbuffered x72 Single Rank 9 RoHS

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