GT28F400B3B150 데이터 시트보기 (PDF) - Intel
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GT28F400B3B150 Datasheet PDF : 49 Pages
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E
SMART 3 ADVANCED BOOT BLOCK–WORD-WIDE
CONTENTS
PAGE
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
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
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
PRELIMINARY
3
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