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MT41J256M4 参数 Datasheet PDF下载

MT41J256M4图片预览
型号: MT41J256M4
PDF下载: 下载PDF文件 查看货源
内容描述: DDR3 SDRAM MT41J256M4 â ????梅格32 ×4× 8银行MT41J128M8 â ????梅格16 ×8× 8银行MT41J64M16 â ???? 8梅格×16× 8银行 [DDR3 SDRAM MT41J256M4 – 32 Meg x 4 x 8 banks MT41J128M8 – 16 Meg x 8 x 8 banks MT41J64M16 – 8 Meg x 16 x 8 banks]
分类和应用: 动态存储器双倍数据速率
文件页数/大小: 214 页 / 2938 K
品牌: MICRON [ MICRON TECHNOLOGY ]
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1Gb: x4, x8, x16 DDR3 SDRAM  
Features  
Contents  
State Diagram ................................................................................................................................................ 11  
Functional Description ................................................................................................................................... 12  
Industrial Temperature ............................................................................................................................... 12  
Automotive Temperature ............................................................................................................................ 12  
General Notes ............................................................................................................................................ 13  
Functional Block Diagrams ............................................................................................................................. 14  
Ball Assignments and Descriptions ................................................................................................................. 16  
Package Dimensions ....................................................................................................................................... 25  
Electrical Specifications .................................................................................................................................. 3±  
Absolute Ratings ......................................................................................................................................... 3±  
Input/Output Capacitance .......................................................................................................................... 31  
Thermal Characteristics .................................................................................................................................. 32  
Electrical Specifications – IDD Specifications and Conditions ............................................................................ 34  
Electrical Characteristics – IDD Specifications .................................................................................................. 45  
Electrical Specifications – DC and AC .............................................................................................................. 40  
DC Operating Conditions ........................................................................................................................... 40  
Input Operating Conditions ........................................................................................................................ 40  
AC Overshoot/Undershoot Specification ..................................................................................................... 5±  
Slew Rate Definitions for Single-Ended Input Signals ................................................................................... 54  
Slew Rate Definitions for Differential Input Signals ...................................................................................... 56  
ODT Characteristics ....................................................................................................................................... 50  
ODT Resistors ............................................................................................................................................ 58  
ODT Sensitivity .......................................................................................................................................... 59  
ODT Timing Definitions ............................................................................................................................. 59  
Output Driver Impedance ............................................................................................................................... 63  
34 Ohm Output Driver Impedance .............................................................................................................. 64  
34 Ohm Driver ............................................................................................................................................ 65  
34 Ohm Output Driver Sensitivity ................................................................................................................ 66  
Alternative 4± Ohm Driver .......................................................................................................................... 60  
4± Ohm Output Driver Sensitivity ................................................................................................................ 60  
Output Characteristics and Operating Conditions ............................................................................................ 69  
Reference Output Load ............................................................................................................................... 01  
Slew Rate Definitions for Single-Ended Output Signals ................................................................................. 02  
Slew Rate Definitions for Differential Output Signals .................................................................................... 03  
Speed Bin Tables ............................................................................................................................................ 04  
Electrical Characteristics and AC Operating Conditions ................................................................................... 09  
Command and Address Setup, Hold, and Derating ........................................................................................... 99  
Data Setup, Hold, and Derating ...................................................................................................................... 1±0  
Commands – Truth Tables ............................................................................................................................. 116  
Commands ................................................................................................................................................... 119  
DESELECT ................................................................................................................................................ 119  
NO OPERATION ........................................................................................................................................ 119  
ZQ CALIBRATION LONG ........................................................................................................................... 119  
ZQ CALIBRATION SHORT .......................................................................................................................... 119  
ACTIVATE ................................................................................................................................................. 119  
READ ........................................................................................................................................................ 119  
WRITE ...................................................................................................................................................... 12±  
PRECHARGE ............................................................................................................................................. 121  
REFRESH .................................................................................................................................................. 121  
SELF REFRESH .......................................................................................................................................... 122  
PDF: 09005aef826aa906  
1Gb_DDR3_SDRAM.pdf - Rev. L 03/13 EN  
Micron Technology, Inc. reserves the right to change products or specifications without notice.  
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‹ 2006 Micron Technology, Inc. All rights reserved.  
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