Important Notes and Warnings ......................................................................................................................... 7
General Description ......................................................................................................................................... 8
Automatic Power Savings Feature .................................................................................................................. 8
Signal Assignments ......................................................................................................................................... 10
Signal Descriptions ......................................................................................................................................... 11
Bus Operations ............................................................................................................................................... 14
Data Polling Register .................................................................................................................................. 16
Read Status Register ................................................................................................................................... 21
Clear Status Register ................................................................................................................................... 22
Program Operations ....................................................................................................................................... 33
PROGRAM Command ................................................................................................................................ 33
UNLOCK BYPASS PROGRAM Command ..................................................................................................... 33
WRITE TO BUFFER PROGRAM Command .................................................................................................. 33
UNLOCK BYPASS WRITE TO BUFFER PROGRAM Command ....................................................................... 36
WRITE TO BUFFER PROGRAM CONFIRM Command .................................................................................. 36
BUFFERED PROGRAM ABORT AND RESET Command ................................................................................ 36
PROGRAM SUSPEND Command ................................................................................................................ 36
PROGRAM RESUME Command .................................................................................................................. 37
ACCELERATED BUFFERED PROGRAM Operations ...................................................................................... 37
Common Flash Interface ................................................................................................................................
Power-Up and Reset Characteristics ................................................................................................................
Absolute Ratings and Operating Conditions .....................................................................................................
DC Characteristics ..........................................................................................................................................
Read AC Characteristics ..................................................................................................................................
Write AC Characteristics .................................................................................................................................
Data Polling/Toggle AC Characteristics ............................................................................................................
Revision History .............................................................................................................................................
Rev. F –10/18 ..............................................................................................................................................
Rev. E – 5/18 ...............................................................................................................................................
Rev. D – 9/17 ..............................................................................................................................................
Rev. C – 11/16 .............................................................................................................................................
Rev. B – 10/16 .............................................................................................................................................
Rev. A – 05/16 .............................................................................................................................................
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CCMTD-1718347970-10367
mt28fw_2gb_automotive.pdf - Rev. F 10/18 EN
4
Micron Technology, Inc. reserves the right to change products or specifications without notice.
Figure 1: Part Number Chart ............................................................................................................................ 2
Figure 14: Reset AC Timing – No PROGRAM/ERASE Operation in Progress ...................................................... 59
Figure 15: Reset AC Timing During PROGRAM/ERASE Operation .................................................................... 59
Figure 16: AC Measurement Load Circuit ....................................................................................................... 61
Figure 17: AC Measurement I/O Waveform ..................................................................................................... 61
Figure 18: Random Read AC Timing ............................................................................................................... 65
Figure 19: Page Read AC Timing ..................................................................................................................... 65
Figure 20: WE#-Controlled Program AC Timing .............................................................................................. 67
Figure 21: CE#-Controlled Program AC Timing ............................................................................................... 69
Figure 22: Chip/Block Erase AC Timing .......................................................................................................... 70
Figure 23: Accelerated Program AC Timing ..................................................................................................... 70
Figure 24: Data Polling AC Timing .................................................................................................................. 71
Figure 25: Toggle/Alternative Toggle Bit Polling AC Timing .............................................................................. 72
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