256Mb, 512Mb, 1Gb StrataFlash Memory
Features
Contents
General Description ....................................................................................................................................... 10
Functional Overview ...................................................................................................................................... 10
Configuration and Memory Map ..................................................................................................................... 11
Device ID ....................................................................................................................................................... 14
Package Dimensions ....................................................................................................................................... 15
Signal Assignments ......................................................................................................................................... 16
Signal Descriptions ......................................................................................................................................... 17
Bus Interface .................................................................................................................................................. 19
Reset .......................................................................................................................................................... 19
Standby ..................................................................................................................................................... 19
Output Disable ........................................................................................................................................... 20
Asynchronous Read .................................................................................................................................... 20
Synchronous Read ...................................................................................................................................... 20
Burst Wrapping .......................................................................................................................................... 20
End-of-Wordline Delay ............................................................................................................................... 21
Write .......................................................................................................................................................... 22
Command Definitions .................................................................................................................................... 23
Status Register ................................................................................................................................................ 26
Clear Status Register ................................................................................................................................... 27
Read Configuration Register ........................................................................................................................... 28
Programming the Read Configuration Register ............................................................................................ 29
Latency Count Code and Clock Frequency ................................................................................................... 30
Extended Configuration Register ..................................................................................................................... 31
Output Driver Control ................................................................................................................................ 31
Programming the Extended Configuration Register ...................................................................................... 32
Read Operations ............................................................................................................................................. 33
Read Array ................................................................................................................................................. 33
Read ID ...................................................................................................................................................... 33
Read CFI .................................................................................................................................................... 34
Read Status Register ................................................................................................................................... 34
WAIT Operation ......................................................................................................................................... 35
Programming Modes ...................................................................................................................................... 36
Control Mode ............................................................................................................................................. 36
Object Mode .............................................................................................................................................. 37
Program Operations ....................................................................................................................................... 41
Single-Word Programming .......................................................................................................................... 41
Buffered Programming ............................................................................................................................... 42
Buffered Enhanced Factory Programming ................................................................................................... 42
Erase Operations ............................................................................................................................................ 45
BLOCK ERASE ............................................................................................................................................ 45
SUSPEND and RESUME Operations ................................................................................................................ 46
SUSPEND Operation .................................................................................................................................. 46
RESUME Operation .................................................................................................................................... 47
BLANK CHECK Operation .............................................................................................................................. 48
Block Lock ..................................................................................................................................................... 49
One-Time Programmable Operations .............................................................................................................. 51
Programming OTP Area .............................................................................................................................. 53
Reading OTP Area ....................................................................................................................................... 53
Global Main-Array Protection ......................................................................................................................... 54
Dual Operation .............................................................................................................................................. 55
PDF: 09005aef8448483a
256-512mb_1gb_65nm_g18_it.pdf - Rev. I 05/15 EN
4 Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2011 Micron Technology, Inc. All rights reserved.