Contents
General Description ......................................................................................................................................... 6
Signal Assignments ........................................................................................................................................... 8
Signal Descriptions ......................................................................................................................................... 11
Memory Organization .................................................................................................................................... 13
Memory Configuration ............................................................................................................................... 13
Memory Map, x8 – 16Mb Density ................................................................................................................ 13
Memory Map, x16 – 16Mb Density .............................................................................................................. 14
Bus Operations ............................................................................................................................................... 15
Read .......................................................................................................................................................... 15
Write .......................................................................................................................................................... 15
Standby and Automatic Standby ................................................................................................................. 15
Output Disable ........................................................................................................................................... 16
Commands .................................................................................................................................................... 16
READ Operations ........................................................................................................................................... 17
READ/RESET Command ............................................................................................................................ 17
READ CFI Command .................................................................................................................................. 17
AUTO SELECT Operations .............................................................................................................................. 18
AUTO SELECT Command ........................................................................................................................... 18
Read Device ID ............................................................................................................................................... 18
Block and Chip Protection .............................................................................................................................. 19
BLOCK PROTECT Command ...................................................................................................................... 19
Block Protection Using Programmer Equipment .......................................................................................... 20
In-System Block Protection ......................................................................................................................... 22
BYPASS Operations ......................................................................................................................................... 24
UNLOCK BYPASS Command ...................................................................................................................... 24
UNLOCK BYPASS RESET Command ............................................................................................................ 24
PROGRAM Operations .................................................................................................................................... 24
PROGRAM Command ................................................................................................................................ 24
UNLOCK BYPASS PROGRAM Command ..................................................................................................... 24
ERASE Operations .......................................................................................................................................... 25
CHIP ERASE Command .............................................................................................................................. 25
BLOCK ERASE Command ........................................................................................................................... 25
ERASE SUSPEND Command ....................................................................................................................... 26
ERASE RESUME Command ........................................................................................................................ 26
Status Register ................................................................................................................................................ 27
Data Polling Bit (DQ7) ................................................................................................................................ 27
Toggle Bit (DQ6) ......................................................................................................................................... 27
Error Bit (DQ5) ........................................................................................................................................... 27
Erase Timer Bit (DQ3) ................................................................................................................................. 28
Alternative Toggle Bit (DQ2) ........................................................................................................................ 28
Absolute Ratings and Operating Conditions ..................................................................................................... 31
DC Characteristics .......................................................................................................................................... 33
Read AC Characteristics .................................................................................................................................. 34
Write AC Characteristics ................................................................................................................................. 36
Program/Erase Characteristics ........................................................................................................................ 40
Reset Characteristics ...................................................................................................................................... 41
Package Dimensions ....................................................................................................................................... 42
Revision History ............................................................................................................................................. 45
Rev. B – 06/13 ............................................................................................................................................. 45
Rev. A – 07/12 ............................................................................................................................................. 45
16Mb: 3V Embedded Parallel NOR Flash
Features
PDF: 09005aef84e1488c
m29W_160e.pdf - Rev. B 06/13 EN 3Micron Technology, Inc. reserves the right to change products or specifications without notice.
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