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28F320B3 参数 Datasheet PDF下载

28F320B3图片预览
型号: 28F320B3
PDF下载: 下载PDF文件 查看货源
内容描述: 智能3高级启动块4-, 8-,16- , 32兆位闪存系列 [SMART 3 ADVANCED BOOT BLOCK 4-, 8-, 16-, 32-MBIT FLASH MEMORY FAMILY]
分类和应用: 闪存
文件页数/大小: 48 页 / 296 K
品牌: INTEL [ INTEL ]
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E
SMART 3 ADVANCED BOOT BLOCK  
CONTENTS  
PAGE  
PAGE  
1.0 INTRODUCTION .............................................5  
3.5 Power Consumption...................................20  
3.5.1 Active Power .......................................21  
3.5.2 Automatic Power Savings (APS) .........21  
3.5.3 Standby Power ....................................21  
3.5.4 Deep Power-Down Mode.....................21  
3.6 Power-Up/Down Operation.........................21  
3.6.1 RP# Connected to System Reset ........21  
3.6.2 VCC, VPP and RP# Transitions .............21  
3.7 Power Supply Decoupling ..........................22  
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 ..........................................6  
2.2 Block Organization.....................................11  
2.2.1 Parameter Blocks................................11  
2.2.2 Main Blocks.........................................11  
4.0 ELECTRICAL SPECIFICATIONS..................23  
4.1 Absolute Maximum Ratings........................23  
4.2 Operating Conditions..................................24  
4.3 Capacitance ...............................................24  
4.4 DC Characteristics .....................................25  
4.5 AC Characteristics—Read Operations .......28  
4.6 AC Characteristics—Write Operations........30  
4.7 Program and Erase Timings.......................31  
3.0 PRINCIPLES OF OPERATION .....................11  
3.1 Bus Operation............................................12  
3.1.1 Read....................................................13  
3.1.2 Output Disable.....................................13  
3.1.3 Standby...............................................13  
3.1.4 Deep Power-Down / Reset ..................13  
3.1.5 Write....................................................13  
3.2 Modes of Operation....................................14  
3.2.1 Read Array..........................................14  
3.2.2 Read Identifier.....................................15  
3.2.3 Read Status Register ..........................16  
3.2.4 Program Mode.....................................16  
3.2.5 Erase Mode.........................................17  
3.3 Block Locking.............................................20  
3.3.1 WP# = VIL for Block Locking................20  
3.3.2 WP# = VIH for Block Unlocking............20  
3.4 VPP Program and Erase Voltages ..............20  
3.4.1 VPP = VIL for Complete Protection .......20  
5.0 RESET OPERATIONS ..................................33  
6.0 ORDERING INFORMATION..........................34  
7.0 ADDITIONAL INFORMATION.......................36  
APPENDIX A: Write State Machine  
Current/Next States.....................................37  
APPENDIX B: Access Time vs.  
Capacitive Load...........................................38  
APPENDIX C: Architecture Block Diagram ......39  
APPENDIX D: Word-Wide Memory Map  
Diagrams......................................................40  
APPENDIX E: Byte Wide Memory Map  
Diagrams......................................................43  
APPENDIX F: Program and Erase Flowcharts .45  
3
PRELIMINARY