A28F200BR-T/B Ver la hoja de datos (PDF) - Intel

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A28F200BR-T/B

2-MBIT (128K X 16, 256K X 8) SmartVoltage BOOT BLOCK FLASH MEMORY FAMILY

Intel 

E

A28F200BR

CONTENTS

PAGE

1.0 PRODUCT FAMILY OVERVIEW.....................5

1.1 New Features in the

SmartVoltage Products ...............................5

1.2 Main Features ..............................................5

1.3 Applications..................................................6

1.4 Pinouts.........................................................6

1.5 Pin Descriptions ...........................................8

2.0 PRODUCT DESCRIPTON...............................9

2.1 Memory Organization...................................9

2.1.1 Boot Block .............................................9

2.1.2 Parameter Blocks ................................10

2.1.3 Main Blocks .........................................10

3.0 PRODUCT FAMILY PRINCIPLES OF

OPERATION ................................................10

3.1 Bus Operations ..........................................12

3.2 Read Operations ........................................12

3.2.1 Read Array ..........................................12

3.2.2 Intelligent Identifiers ............................12

3.3 Write Operations ........................................12

3.3.1 Command User Interface.....................12

3.3.2 Status Register....................................15

3.3.3 Program Mode.....................................16

3.3.4 Erase Mode .........................................17

3.4 Boot Block Locking ....................................20

3.4.1 VPP = VIL for Complete Protection .......20

3.4.2 WP# = VIL for Boot Block Locking .......21

3.4.3 RP# = VHH or WP# = VIH for

Boot Block Unlocking .........................21

PAGE

3.5 Power Consumption ...................................21

3.5.1 Active Power .......................................21

3.5.2 Automatic Power Savings ....................21

3.5.3 Standby Power ....................................21

3.5.4 Deep Power-Down Mode.....................21

3.6 Power-Up Operation...................................22

3.6.1 RP# Connected to System Reset ........22

3.7 Power Supply Decoupling ..........................22

3.7.1 VPP Trace on Printed Circuit Boards ....22

3.7.2 VCC, VPP and RP# Transitions .............22

4.0 ABSOLUTE MAXIMUM RATINGS ................23

5.0 OPERATING CONDITIONS ..........................24

5.1 VCC Voltage................................................24

5.2 DC Characteristics .....................................25

5.3 AC Characteristics......................................29

APPENDIX A: Ordering Information .................36

APPENDIX B: Additional Information ...............37

ADVANCE INFORMATION

3

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