MT46H64M16LFBF-6 Datasheet, PDF (3/99 Pages) Micron Technology – Mobile Low-Power DDR SDRAM

1Gb: x16, x32 Mobile LPDDR SDRAM
Features
Contents
General Description ......................................................................................................................................... 8
Functional Block Diagrams ............................................................................................................................... 9
Ball Assignments and Descriptions ................................................................................................................. 11
Package Dimensions ....................................................................................................................................... 16
Electrical Specifications .................................................................................................................................. 19
Electrical Specifications – I_DD Parameters ........................................................................................................ 23
Electrical Specifications – AC Operating Conditions ......................................................................................... 29
Output Drive Characteristics ........................................................................................................................... 34
Functional Description ................................................................................................................................... 37
Commands .................................................................................................................................................... 38
DESELECT ................................................................................................................................................. 39
NO OPERATION ......................................................................................................................................... 39
LOAD MODE REGISTER ............................................................................................................................. 39
ACTIVE ...................................................................................................................................................... 39
READ ......................................................................................................................................................... 40
WRITE ....................................................................................................................................................... 41
PRECHARGE .............................................................................................................................................. 42
BURST TERMINATE ................................................................................................................................... 43
AUTO REFRESH ......................................................................................................................................... 43
SELF REFRESH ........................................................................................................................................... 44
DEEP POWER-DOWN ................................................................................................................................. 44
Truth Tables ................................................................................................................................................... 45
State Diagram ................................................................................................................................................ 50
Initialization .................................................................................................................................................. 51
Standard Mode Register .................................................................................................................................. 54
Burst Length .............................................................................................................................................. 55
Burst Type .................................................................................................................................................. 55
CAS Latency ............................................................................................................................................... 56
Operating Mode ......................................................................................................................................... 57
Extended Mode Register ................................................................................................................................. 58
Temperature-Compensated Self Refresh ...................................................................................................... 58
Partial-Array Self Refresh ............................................................................................................................ 59
Output Drive Strength ................................................................................................................................ 59
Status Read Register ....................................................................................................................................... 60
Bank/Row Activation ...................................................................................................................................... 62
READ Operation ............................................................................................................................................. 63
WRITE Operation ........................................................................................................................................... 74
PRECHARGE Operation .................................................................................................................................. 86
Auto Precharge ............................................................................................................................................... 86
Concurrent Auto Precharge ......................................................................................................................... 87
AUTO REFRESH Operation ............................................................................................................................. 92
SELF REFRESH Operation ............................................................................................................................... 93
Power-Down .................................................................................................................................................. 94
Deep Power-Down ..................................................................................................................................... 96
Clock Change Frequency ................................................................................................................................ 98
Revision History ............................................................................................................................................. 99
Rev. G – 9/11 .............................................................................................................................................. 99
Rev. F – 6/11 ............................................................................................................................................... 99
Rev. E – 12/10 ............................................................................................................................................. 99
Rev. D – 10/10 ............................................................................................................................................. 99
PDF: 09005aef83d9bee4
1gb_ddr_mobile_sdram_t68m.pdf - Rev. G 9/11 EN
3
Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2009 Micron Technology, Inc. All rights reserved.