28F128L30 데이터 시트보기 (PDF) - Numonyx -> Micron
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28F128L30 Datasheet PDF : 102 Pages
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Numonyx™ StrataFlash® Wireless Memory (L30)
10.3.2 Latency Count ........................................................................................47
10.3.3 WAIT Polarity .........................................................................................49
10.3.3.1 WAIT Signal Function.................................................................49
10.3.4 Data Hold ..............................................................................................50
10.3.5 WAIT Delay............................................................................................50
10.3.6 Burst Sequence ......................................................................................51
10.3.7 Clock Edge.............................................................................................51
10.3.8 Burst Wrap ............................................................................................52
10.3.9 Burst Length ..........................................................................................52
11.0 Programming Operations .........................................................................................53
11.1 Word Programming ............................................................................................53
11.1.1 Factory Word Programming......................................................................54
11.2 Buffered Programming .......................................................................................54
11.3 Buffered Enhanced Factory Programming ..............................................................55
11.3.1 Buffered EFP Requirements and Considerations...........................................55
11.3.2 Buffered EFP Setup Phase ........................................................................56
11.3.3 Buffered EFP Program/Verify Phase ...........................................................56
11.3.4 Buffered EFP Exit Phase ...........................................................................57
11.4 Program Suspend ..............................................................................................57
11.5 Program Resume ...............................................................................................57
11.6 Program Protection ............................................................................................58
12.0 Erase Operations......................................................................................................59
12.1 Block Erase .......................................................................................................59
12.2 Erase Suspend ..................................................................................................59
12.3 Erase Resume ...................................................................................................60
12.4 Erase Protection ................................................................................................60
13.0 Security Modes ........................................................................................................61
13.1 Block Locking ....................................................................................................61
13.1.1 Lock Block .............................................................................................61
13.1.2 Unlock Block ..........................................................................................61
13.1.3 Lock-Down Block ....................................................................................61
13.1.4 Block Lock Status ...................................................................................62
13.1.5 Block Locking During Suspend ..................................................................62
13.2 Protection Registers ...........................................................................................63
13.2.1 Reading the Protection Registers...............................................................64
13.2.2 Programming the Protection Registers .......................................................65
13.2.3 Locking the Protection Registers ...............................................................65
14.0 Dual-Operation Considerations ................................................................................66
14.1 Memory Partitioning ...........................................................................................66
14.2 Read-While-Write Command Sequences................................................................66
14.2.1 Simultaneous Operation Details ................................................................67
14.2.2 Synchronous and Asynchronous RWW Characteristics and Waveforms ...........67
14.2.2.1 Write operation to asynchronous read transition ............................67
14.2.2.2 Write to synchronous read operation transition..............................67
14.2.2.3 Write Operation with Clock Active ................................................68
14.2.3 Read Operation During Buffered Programming Flowchart..............................68
14.3 Simultaneous Operation Restrictions ....................................................................69
15.0 Special Read States..................................................................................................70
15.1 Read Status Register..........................................................................................70
15.1.1 Clear Status Register ..............................................................................71
15.2 Read Device Identifier ........................................................................................71
15.3 CFI Query .........................................................................................................72
Datasheet
4
November 2007
251903-11
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