28F004/400B3, 28F008/800B3, 28F016/160B3, 28F320B3, 28F640B3
Contents
1.0
Introduction..................................................................................................................1
1.1 Product Overview..................................................................................................2
Product Description..................................................................................................3
2.0
2.1
2.2
Package Pinouts ...................................................................................................3
Block Organization ................................................................................................7
2.2.1 Parameter Blocks.....................................................................................7
2.2.2 Main Blocks..............................................................................................7
3.0
Principles of Operation............................................................................................7
3.1
3.2
3.3
Bus Operation .......................................................................................................7
3.1.1 Read.........................................................................................................8
3.1.2 Output Disable..........................................................................................8
3.1.3 Standby ....................................................................................................8
3.1.4 Deep Power-Down / Reset.......................................................................8
3.1.5 Write.........................................................................................................9
Modes of Operation...............................................................................................9
3.2.1 Read Array ...............................................................................................9
3.2.2 Read Identifier........................................................................................11
3.2.3 Read Status Register .............................................................................11
3.2.4 Program Mode........................................................................................12
3.2.5 Erase Mode............................................................................................12
Block Locking ......................................................................................................14
3.3.1 WP# = VIL for Block Locking ..................................................................14
3.3.2 WP# = VIH for Block Unlocking ..............................................................15
3.4
3.5
V
PP Program and Erase Voltages.......................................................................15
3.4.1 PP = VIL for Complete Protection .........................................................15
V
Power Consumption............................................................................................15
3.5.1 Active Power ..........................................................................................16
3.5.2 Automatic Power Savings (APS)............................................................16
3.5.3 Standby Power.......................................................................................16
3.5.4 Deep Power-Down Mode .......................................................................16
Power-Up/Down Operation .................................................................................16
3.6.1 RP# Connected to System Reset...........................................................17
3.6
3.7
3.6.2
VCC, VPP and RP# Transitions...............................................................17
Power Supply Decoupling ...................................................................................17
4.0
Electrical Specifications........................................................................................18
4.1
4.2
4.3
4.4
4.5
4.6
4.7
Absolute Maximum Ratings.................................................................................18
Operating Conditions...........................................................................................19
Capacitance ........................................................................................................19
DC Characteristics ..............................................................................................20
AC Characteristics —Read Operations...............................................................23
AC Characteristics —Write Operations...............................................................27
Program and Erase Timings................................................................................31
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iii
INTEL [ INTEL ]
