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MT41J256M8JE-125 Datasheet(PDF) 1 Page - Micron Technology |
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MT41J256M8JE-125 Datasheet(HTML) 1 Page - Micron Technology |
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1 / 206 page  DDR3 SDRAM MT41J512M4 – 64 Meg x 4 x 8 Banks MT41J256M8 – 32 Meg x 8 x 8 Banks MT41J128M16 – 16 Meg x 16 x 8 Banks Features •VDD = VDDQ = 1.5V ±0.075V • 1.5V center-terminated push/pull I/O • Differential bidirectional data strobe •8n-bit prefetch architecture • Differential clock inputs (CK, CK#) • 8 internal banks • Nominal and dynamic on-die termination (ODT) for data, strobe, and mask signals • Programmable CAS READ latency (CL) • Posted CAS additive latency (AL) • Programmable CAS WRITE latency (CWL) based on tCK • Fixed burst length (BL) of 8 and burst chop (BC) of 4 (via the mode register set [MRS]) • Selectable BC4 or BL8 on-the-fly (OTF) • Self refresh mode •TC of 0°C to 95°C – 64ms, 8192 cycle refresh at 0°C to 85°C – 32ms, 8192 cycle refresh at 85°C to 95°C • Self refresh temperature (SRT) • Write leveling • Multipurpose register • Output driver calibration Options1 Marking • Configuration – 512 Meg x 4 512M4 – 256 Meg x 8 256M8 – 128 Meg x 16 128M16 • FBGA package (Pb-free) – x4, x8 – 78-ball (8mm x 10.5mm) Rev. H,M,J,K DA – 78-ball (9mm x 11.5mm) Rev. D HX • FBGA package (Pb-free) – x16 – 96-ball (9mm x 14mm) Rev. D HA – 96-ball (8mm x 14mm) Rev. K JT • Timing – cycle time – 938ps @ CL = 14 (DDR3-2133) -093 – 1.071ns @ CL = 13 (DDR3-1866) -107 – 1.25ns @ CL = 11 (DDR3-1600) -125 – 1.5ns @ CL = 9 (DDR3-1333) -15E – 1.87ns @ CL = 7 (DDR3-1066) -187E • Operating temperature – Commercial (0°C ≤ T C ≤ +95°C) None – Industrial (–40°C ≤ T C ≤ +95°C) IT • Revision :D/:H/:J/:K/ :M Note: 1. Not all options listed can be combined to define an offered product. Use the part catalog search on http://www.micron.com for available offerings. Table 1: Key Timing Parameters Speed Grade Data Rate (MT/s) Target tRCD-tRP-CL tRCD (ns) tRP (ns) CL (ns) -0931, 2, 3, 4 2133 14-14-14 13.09 13.09 13.09 -1071, 2, 3 1866 13-13-13 13.91 13.91 13.91 -1251, 2, 1600 11-11-11 13.75 13.75 13.75 -15E1, 1333 9-9-9 13.5 13.5 13.5 -187E 1066 7-7-7 13.1 13.1 13.1 Notes: 1. Backward compatible to 1066, CL = 7 (-187E). 2. Backward compatible to 1333, CL = 9 (-15E). 3. Backward compatible to 1600, CL = 11 (-125). 4. Backward compatible to 1866, CL = 13 (-107). 2Gb: x4, x8, x16 DDR3 SDRAM Features PDF: 09005aef826aaadc 2Gb_DDR3_SDRAM.pdf – Rev. P 2/12 EN 1 Micron Technology, Inc. reserves the right to change products or specifications without notice. 2006 Micron Technology, Inc. All rights reserved. Products and specifications discussed herein are subject to change by Micron without notice. |
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