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Elpida DDR3 users manual

Abstract: DDR3 pcb layout raw card e
Contextual Info: PRELIMINARY DATA SHEET 2GB Unbuffered DDR3 SDRAM DIMM EBJ21UE8BAW0 256M words x 64 bits, 2 Ranks Specifications Features • Density: 2GB • Organization  256M words × 64 bits, 2 ranks • Mounting 16 pieces of 1G bits DDR3 SDRAM sealed in FBGA • Package: 240-pin socket type dual in line memory

Contextual Info: EBJ21UE8BAW0 Physical Outline Unit: mm Front side 4.00 max 0.5 min DATUM -A- 4.00 min Component area (Front) 1 120 B A 47.00 1.27 ± 0.10 71.00 133.35 Component area (Back) 2.80 min C Detail A Detail B Detail C (DATUM -A-) 1.00 0.20 ± 0.15 0.80 ± 0.05