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 |
99x5KDGZ-1UDGR |
DDR-3200 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
16 |
RoHS |
99x5KDGZ-1NDGR |
DDR-2700 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
16 |
RoHS |
99x5KDGZ-1JDGR |
DDR-2100 CL2 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
16 |
RoHS |
512MB
Part Number |
Speed |
Form Factor |
Buffering |
Bus Width |
Ranking |
DRAM Qty |
RoHS Compliance |
98x5LD00-1UDGR |
DDR-3200 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
8 |
RoHS |
98x5LD00-1NDGR |
DDR-2700 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
8 |
RoHS |
98x5LD00-1JDGR |
DDR-2100 CL2 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
8 |
RoHS |
98x5KDL0-1UDGR |
DDR-3200 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
8 |
RoHS |
98x5KDL0-1NDGR |
DDR-2700 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
8 |
RoHS |
98x5KDL0-1JDGR |
DDR-2100 CL2 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
8 |
RoHS |
98x5HDGZ-1UDGR |
DDR-3200 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
16 |
RoHS |
98x5HDGZ-1NDGR |
DDR-2700 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
16 |
RoHS |
98x5HDGZ-1JDGR |
DDR-2100 CL2 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
16 |
RoHS |
256MB
Part Number |
Speed |
Form Factor |
Buffering |
Bus Width |
Ranking |
DRAM Qty |
RoHS Compliance |
97x5ID00-1UDGR |
DDR-3200 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
8 |
RoHS |
97x5ID00-1NDGR |
DDR-2700 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
8 |
RoHS |
97x5ID00-1JDGR |
DDR-2100 CL2 |
SO-DIMM |
Unbuffered |
x64 |
Dual Rank |
8 |
RoHS |
97x5HDL0-1UDGR |
DDR-3200 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
8 |
RoHS |
97x5HDL0-1NDGR |
DDR-2700 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
8 |
RoHS |
97x5HDL0-1JDGR |
DDR-2100 CL2 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
8 |
RoHS |
128MB
Part Number |
Speed |
Form Factor |
Buffering |
Bus Width |
Ranking |
DRAM Qty |
RoHS Compliance |
96x5ID00-1UDGR |
DDR-3200 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
4 |
RoHS |
96x5ID00-1NDGR |
DDR-2700 CL3 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
4 |
RoHS |
96x5ID00-1JDGR |
DDR-2100 CL2 |
SO-DIMM |
Unbuffered |
x64 |
Single Rank |
4 |
RoHS |