MT46H32M32LFCM-5 IT:A Micron Technology Inc, MT46H32M32LFCM-5 IT:A Datasheet - Page 3
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MT46H32M32LFCM-5 IT:A
Manufacturer Part Number
MT46H32M32LFCM-5 IT:A
Description
IC DDR SDRAM 1GBIT 90VFBGA
Manufacturer
Micron Technology Inc
Type
DDR SDRAMr
Specifications of MT46H32M32LFCM-5 IT:A
Format - Memory
RAM
Memory Type
Mobile DDR SDRAM
Memory Size
1G (32M x 32)
Speed
200MHz
Interface
Parallel
Voltage - Supply
1.7 V ~ 1.95 V
Operating Temperature
-40°C ~ 85°C
Package / Case
90-VFBGA
Organization
32Mx32
Density
1Gb
Address Bus
13b
Access Time (max)
6.5/5ns
Maximum Clock Rate
200MHz
Operating Supply Voltage (typ)
1.8V
Package Type
VFBGA
Operating Temp Range
-40C to 85C
Operating Supply Voltage (max)
1.95V
Operating Supply Voltage (min)
1.7V
Supply Current
150mA
Pin Count
90
Mounting
Surface Mount
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Contents
General Description ......................................................................................................................................... 8
Functional Block Diagrams ............................................................................................................................... 9
Ball Assignments and Descriptions ................................................................................................................. 11
Package Dimensions ...................................................................................................................................... 15
Electrical Specifications .................................................................................................................................. 17
Electrical Specifications – I
Electrical Specifications – AC Operating Conditions ......................................................................................... 24
Output Drive Characteristics ........................................................................................................................... 28
Functional Description ................................................................................................................................... 31
Commands .................................................................................................................................................... 32
Truth Tables ................................................................................................................................................... 39
State Diagram ................................................................................................................................................ 44
Initialization .................................................................................................................................................. 45
Standard Mode Register .................................................................................................................................. 48
Extended Mode Register ................................................................................................................................. 52
Status Read Register ....................................................................................................................................... 54
Bank/Row Activation ...................................................................................................................................... 56
READ Operation ............................................................................................................................................. 57
WRITE Operation ........................................................................................................................................... 68
PRECHARGE Operation .................................................................................................................................. 80
Auto Precharge ............................................................................................................................................... 80
AUTO REFRESH Operation ............................................................................................................................. 86
SELF REFRESH Operation .............................................................................................................................. 87
Power-Down .................................................................................................................................................. 88
Clock Change Frequency ................................................................................................................................ 92
Revision History ............................................................................................................................................. 93
PDF: 09005aef82ce3074
1gb_ddr_mobile_sdram_t48m.pdf - Rev. L 04/10 EN
DESELECT ................................................................................................................................................ 33
NO OPERATION ........................................................................................................................................ 33
LOAD MODE REGISTER ............................................................................................................................ 33
ACTIVE ..................................................................................................................................................... 33
READ ........................................................................................................................................................ 34
WRITE ...................................................................................................................................................... 35
PRECHARGE ............................................................................................................................................. 36
BURST TERMINATE .................................................................................................................................. 37
AUTO REFRESH ........................................................................................................................................ 37
SELF REFRESH ........................................................................................................................................... 38
DEEP POWER-DOWN ................................................................................................................................ 38
Burst Length .............................................................................................................................................. 48
Burst Type ................................................................................................................................................. 49
CAS Latency .............................................................................................................................................. 50
Operating Mode ......................................................................................................................................... 51
Temperature-Compensated Self Refresh .................................................................................................... 52
Partial-Array Self Refresh ........................................................................................................................... 53
Output Drive Strength ................................................................................................................................ 53
Concurrent Auto Precharge ........................................................................................................................ 81
Deep Power-Down .................................................................................................................................... 90
Rev. L – 04/10 ............................................................................................................................................. 93
Rev. K – 07/09 ............................................................................................................................................. 93
Rev. J – 06/09 .............................................................................................................................................. 93
Rev. I – 03/09 .............................................................................................................................................. 93
DD
Parameters ........................................................................................................ 20
3
1Gb: x16, x32 Mobile LPDDR SDRAM
Micron Technology, Inc. reserves the right to change products or specifications without notice.
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