28F640L30, 28F128L30, 28F256L30
Contents
1.0
Introduction ..................................................................................................................7
1.1
1.2
1.3
Nomenclature........................................................................................................7
Acronyms ..............................................................................................................7
Conventions ..........................................................................................................8
2.0
Device Description ....................................................................................................9
2.1
2.2
2.3
2.4
Product Overview..................................................................................................9
Ballout Diagrams for VF BGA Package...............................................................10
Ballout Diagrams for Intel® Stacked Chip Scale Package..................................11
Signal Descriptions for VF BGA Package ...........................................................12
2.4.1 Signal Descriptions for 128/0 and 256/0 Stacked-CSP..........................13
Memory Map .......................................................................................................15
2.5
3.0
4.0
Device Operations ...................................................................................................17
3.1
Bus Operations....................................................................................................17
3.1.1 Reads .....................................................................................................17
3.1.2 Writes .....................................................................................................17
3.1.3 Output Disable........................................................................................17
3.1.4 Standby ..................................................................................................18
3.1.5 Reset......................................................................................................18
Device Commands..............................................................................................18
Command Definitions..........................................................................................20
3.2
3.3
Read Operations.......................................................................................................22
4.1
4.2
Asynchronous Page-Mode Read ........................................................................22
Synchronous Burst-Mode Read ..........................................................................22
4.2.1 Burst Suspend........................................................................................23
Read Configuration Register (RCR)....................................................................23
4.3.1 Read Mode.............................................................................................24
4.3.2 Latency Count ........................................................................................24
4.3.3 WAIT Polarity .........................................................................................26
4.3.3.1 WAIT Signal Function................................................................26
4.3
4.3.4 Data Hold ...............................................................................................27
4.3.5 WAIT Delay ............................................................................................28
4.3.6 Burst Sequence......................................................................................28
4.3.7 Clock Edge.............................................................................................28
4.3.8 Burst Wrap .............................................................................................28
4.3.9 Burst Length...........................................................................................29
5.0
Programming Operations .....................................................................................30
5.1
Word Programming .............................................................................................30
5.1.1 Factory Word Programming ...................................................................31
Buffered Programming ........................................................................................31
Buffered Enhanced Factory Programming..........................................................32
5.3.1 Buffered EFP Requirements and Considerations ..................................32
5.3.2 Buffered EFP Setup Phase ....................................................................33
5.3.3 Buffered EFP Program/Verify Phase......................................................33
5.2
5.3
3
INTEL [ INTEL ]
