E
SMART 3 ADVANCED BOOT BLOCK–WORD-WIDE
CONTENTS
PAGE
PAGE
3.5 Power Consumption...................................26
3.5.1 Active Power .......................................26
3.5.2 Automatic Power Savings (APS) .........27
3.5.3 Standby Power ....................................27
3.5.4 Deep Power-Down Mode.....................27
3.6 Power-Up/Down Operation.........................27
3.6.1 RP# Connected to System Reset ........27
3.6.2 VCC, VPP and RP# Transitions .............27
3.7 Power Supply Decoupling ..........................28
3.7.1 VPP Trace On Printed Circuit Boards ...28
1.0 INTRODUCTION .............................................5
1.1 Smart 3 Advanced Boot Block Flash
Memory Enhancements ..............................5
1.2 Product Overview.........................................6
2.0 PRODUCT DESCRIPTION..............................6
2.1 Package Pinouts ..........................................7
2.2 Block Organization.....................................11
2.2.1 Parameter Blocks................................11
2.2.2 Main Blocks.........................................11
3.0 PRINCIPLES OF OPERATION .....................14
3.1 Bus Operation............................................14
3.1.1 Read....................................................15
3.1.2. Output Disable....................................15
3.1.3 Standby...............................................15
3.1.4 Deep Power-Down / Reset ..................15
3.1.5 Write....................................................15
3.2 Modes of Operation....................................15
3.2.1 Read Array..........................................16
3.2.2 Read Intelligent Identifier.....................17
3.2.3 Read Status Register ..........................17
3.2.4 Program Mode.....................................18
3.2.5 Erase Mode.........................................19
3.3 Block Locking.............................................26
3.3.1 VPP = VIL for Complete Protection .......26
3.3.2 WP# = VIL for Block Locking................26
3.3.3 WP# = VIH for Block Unlocking............26
3.4 VPP Program and Erase Voltages ..............26
4.0 ABSOLUTE MAXIMUM RATINGS................29
5.0 OPERATING CONDITIONS (VCCQ = 2.7V–
3.6V) .............................................................29
5.1 DC Characteristics: VCCQ = 2.7V–3.6V.......30
6.0 OPERATING CONDITIONS (VCCQ = 1.8V–
2.2V) .............................................................34
6.1 DC Characteristics: VCCQ = 1.8V–2.2V.......34
7.0 AC CHARACTERISTICS...............................39
7.1 Reset Operations .......................................43
APPENDIX A: Ordering Information .................45
APPENDIX B: Write State Machine
Current/Next States.....................................46
APPENDIX C: Access Speed vs. Capacitive
Load .............................................................47
APPENDIX D: Architecture Block Diagram ......48
APPENDIX E: Additional Information ...............49
3
PRELIMINARY
INTEL [ INTEL ]
