1GB, 2GB, 4GB (x64, SR) 240-Pin DDR3 UDIMM Features DDR3 SDRAM UDIMM MT8JTF12864AZ 1GB MT8JTF25664AZ 2GB MT8JTF51264AZ 4GB Figure 1: 240-Pin UDIMM (MO-269 R/C A) Features Module height: 30mm (1.181in) DDR3 functionality and operations supported as defined in the component data sheet 240-pin, unbuffered dual in-line memory module (UDIMM) Fast data transfer rates: PC3-14900, PC3-12800, PC3-10600, PC3-8500, or PC3-6400 Options Marking 1GB (128 Meg x 64), 2GB (256 Meg x 64), or 4GB (512 1 Operating temperature Meg x 64) Commercial (0C T +70C) None A V = V = 1.5V 0.075V DD DDQ Industrial (40C T +85C) I A V = 3.0V to 3.6V DDSPD Package Reset pin for improved system stability 240-pin DIMM (halogen-free) Z Nominal and dynamic on-die termination (ODT) for Frequency/CAS latency data, strobe, and mask signals 1.07ns CL = 13 (DDR3-1866) -1G9 1.25ns CL = 11 (DDR3-1600) -1G6 Single-rank 1.5ns CL = 9 (DDR3-1333) -1G4 Fixed burst chop (BC) of 4 and burst length (BL) of 8 1.87ns CL = 7 (DDR3-1066) -1G1 via the mode register set (MRS) Adjustable data-output drive strength 1. Contact Micron for industrial temperature Note: module offerings. Serial presence-detect (SPD) EEPROM Gold edge contacts Halogen-free Fly-by topology Terminated control, command, and address bus Table 1: Key Timing Parameters Data Rate (MT/s) t t t Speed Industry CL = CL = CL = RCD RP RC Grade Nomenclature 13 11 10 CL = 9 CL = 8 CL = 7 CL = 6 CL = 5 (ns) (ns) (ns) -1G9 PC3-14900 1866 1600 1333 1333 1066 1066 800 667 13.125 13.125 47.125 -1G6 PC3-12800 1600 1333 1333 1066 1066 800 667 13.125 13.125 48.125 -1G4 PC3-10600 1333 1333 1066 1066 800 667 13.125 13.125 49.125 -1G1 PC3-8500 1066 1066 800 667 13.125 13.125 50.625 -1G0 PC3-8500 1066 800 667 15 15 52.5 -80B PC3-6400 800 667 15 15 52.5 PDF: 09005aef837d3ecf Micron Technology, Inc. reserves the right to change products or specifications without notice. 1 jtf8c128 256 512x64az.pdf - Rev. H 04/13 EN 2009 Micron Technology, Inc. All rights reserved. Products and specifications discussed herein are subject to change by Micron without notice.1GB, 2GB, 4GB (x64, SR) 240-Pin DDR3 UDIMM Features Table 2: Addressing Parameter 1GB 2GB 4GB Refresh count 8K 8K 8K Row address 16K A 13:0 32K A 14:0 64K A 15:0 Device bank address 8 BA 2:0 8 BA 2:0 8 BA 2:0 Device configuration 1Gb (128 Meg x 8) 2Gb (256 Meg x 8) 4Gb (512 Meg x 8) Column address 1K A 9:0 1K A 9:0 1K A 9:0 Module rank address 1 (S0 ) 1 (S0 ) 1 (S0 ) Table 3: Part Numbers and Timing Parameters 1GB Modules 1 Base device: MT41J128M8, 1Gb DDR3 SDRAM Module Module Memory Clock/ Clock Cycles 2 t t Part Number Density Configuration Bandwidth Data Rate (CL - RCD - RP) MT8JTF12864A(I)Z-1G9 1GB 128 Meg x 64 14.9 GB/s 1.07ns/1866 MT/s 13-13-13 MT8JTF12864A(I)Z-1G6 1GB 128 Meg x 64 12.8 GB/s 1.25ns/1600 MT/s 11-11-11 MT8JTF12864A(I)Z-1G4 1GB 128 Meg x 64 10.6 GB/s 1.5ns/1333 MT/s 9-9-9 MT8JTF12864A(I)Z-1G1 1GB 128 Meg x 64 8.5 GB/s 1.87ns/1066 MT/s 7-7-7 Table 4: Part Numbers and Timing Parameters 2GB Modules 1 Base device: MT41J256M8, 2Gb DDR3 SDRAM Module Module Memory Clock/ Clock Cycles 2 t t Part Number Density Configuration Bandwidth Data Rate (CL - RCD - RP) MT8JTF25664A(I)Z-1G9 2GB 256 Meg x 64 14.9 GB/s 1.07ns/1866 MT/s 13-13-13 MT8JTF25664A(I)Z-1G6 2GB 256 Meg x 64 12.8 GB/s 1.25ns/1600 MT/s 11-11-11 MT8JTF25664A(I)Z-1G4 2GB 256 Meg x 64 10.6 GB/s 1.5ns/1333 MT/s 9-9-9 MT8JTF25664A(I)Z-1G1 2GB 256 Meg x 64 8.5 GB/s 1.87ns/1066 MT/s 7-7-7 Table 5: Part Numbers and Timing Parameters 4GB Modules 1 Base device: MT41J512M8, 4Gb DDR3 SDRAM Module Module Memory Clock/ Clock Cycles 2 t t Part Number Density Configuration Bandwidth Data Rate (CL - RCD - RP) MT8JTF51264A(I)Z-1G9 4GB 512 Meg x 64 14.9 GB/s 1.07ns/1866 MT/s 13-13-13 MT8JTF51264A(I)Z-1G6 4GB 512 Meg x 64 12.8 GB/s 1.25ns/1600 MT/s 11-11-11 MT8JTF51264A(I)Z-1G4 4GB 512 Meg x 64 10.6 GB/s 1.5ns/1333 MT/s 9-9-9 MT8JTF51264A(I)Z-1G1 4GB 512 Meg x 64 8.5 GB/s 1.87ns/1066 MT/s 7-7-7 Notes: 1. Data sheets for the base device parts can be found on Microns Web site. 2. All part numbers end with a two-place code (not shown) that designates component and PCB revisions. Con- sult factory for current revision codes. Example: MT8JTF51264AZ-1G4E1. PDF: 09005aef837d3ecf Micron Technology, Inc. reserves the right to change products or specifications without notice. 2 jtf8c128 256 512x64az.pdf - Rev. H 04/13 EN 2009 Micron Technology, Inc. All rights reserved.