DDR3 Spec.

scliao51

【文件名】:09213@52RD_DDR3 SDRAM Standard.part1.rar
【格　式】:rar
【大　小】:3145K
【简　介】:
【目　录】:
1 Scope.........................................................................................................................................1
2 DDR3 SDRAM Package Pinout and Addressing ......................................................................3
2.1 DDR3 SDRAM x4 Ballout using MO-207 (Top view: see balls through package) ...... 3
2.2 DDR3 SDRAM x8 Ballout using MO-207 .................................................... 4
2.3 DDR3 SDRAM x16 Ballout using MO-207 (Top view: see balls through package)..... 5
2.4 Stacked / dual-die DDR3 SDRAM x4 Ballout using MO-207 (Top view: see balls through
package)..................................................................................................... 6
2.5 Stacked / dual-die DDR3 SDRAM x8 Ballout using MO-207 .............................. 7
2.6 Stacked / dual-die DDR3 SDRAM x16 Ballout using MO-207 (Top view: see balls through
package)..................................................................................................... 8
2.7 Pinout Description..............................................................................................................9
2.8 DDR3 SDRAM Addressing.............................................................................................11
2.8.1 512Mb .....................................................................................................................11
2.8.2 1Gb ...........................................................................................................................11
2.8.3 2Gb ..........................................................................................................................11
2.8.4 4Gb ..........................................................................................................................11
2.8.5 8Gb ..........................................................................................................................12
3 Functional Description.............................................................................................................13
3.1 Simplified State Diagram.................................................................................................13
3.2 Basic Functionality...........................................................................................................14
3.3 RESET and Initialization Procedure ................................................................................15
3.3.1 Power-up Initialization Sequence.............................................................................15
3.3.2 Reset Initialization with Stable Power .....................................................................17
3.4 Register Definition ...........................................................................................................18
3.4.1 Programming the Mode Registers............................................................................18
3.4.2 Mode Register MR0 .................................................................................................19
3.4.3 Mode Register MR1 .................................................................................................22
3.4.4 Mode Register MR2 .................................................................................................25
3.4.5 Mode Register MR3 .................................................................................................27
4 DDR3 SDRAM Command Description and Operation...........................................................29
4.1 Command Truth Table .....................................................................................................29
4.2 CKE Truth Table..............................................................................................................31
4.3 No OPeration (NOP) Command ......................................................................................32
4.4 Deselect Command ..........................................................................................................32
4.5 DLL-off Mode..................................................................................................................33
4.6 DLL on/off switching procedure......................................................................................34
4.6.1 DLL “on” to DLL “off” Procedure ..........................................................................34
4.6.2 DLL “off” to DLL “on” Procedure ..........................................................................35
4.7 Input clock frequency change ..........................................................................................36
4.8 Write Leveling .................................................................................................................38
4.8.1 DRAM setting for write leveling & DRAM termination function in that mode......38
4.8.2 Procedure Description ..............................................................................................39
4.8.3 Write Leveling Mode Exit........................................................................................41
4.9 Extended Temperature Usage ..........................................................................................42
4.9.1 Auto Sel3f-Refresh mode - ASR Mode (optional)...................................................42

skydaily

ddr 的SPEC 也卖钱？

haimiao2008

定！！！！黑心狼

haimiao2008

人不能这样！！是骡子是马免费先，好么？、

changhlg

Thanks for your sharing! but i don't like this method!

ginwave

没钱！看不成！[em14][em14][em14]