PA28F800B5B70 datasheet(3/38 Pages) INTEL

Part #	PA28F800B5B70

Description	SMART 5 BOOT BLOCK FLASH MEMORY FAMILY 2, 4, 8 MBIT

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Manufacturer	INTEL [Intel Corporation]

Direct Link	http://www.intel.com

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E

SMART 5 BOOT BLOCK MEMORY FAMILY

3

ADVANCE INFORMATION

CONTENTS

PAGE

1.0 INTRODUCTION .............................................5

1.1 New Features in the Smart 5 Memory

Products......................................................5

1.2 Product Overview.........................................5

2.0 PRODUCT DESCRIPTION..............................6

2.1 Pin Descriptions ...........................................6

2.2 Pinouts.........................................................8

2.3 Memory Blocking Organization...................10

2.3.1 One 16-KB Boot Block.........................10

2.3.2 Two 8-KB Parameter Blocks................10

2.3.3 Main Blocks - One 96-KB + Additional

128-KB Blocks....................................10

3.0 PRINCIPLES OF OPERATION .....................13

3.1 Bus Operations ..........................................13

3.1.1 Read....................................................13

3.1.2 Output Disable.....................................14

3.1.3 Standby ...............................................14

3.1.4 Word/Byte Configuration......................14

3.1.5 Deep Power-Down/Reset ....................14

3.1.6 Write....................................................14

3.2 Modes of Operation....................................16

3.2.1 Read Array ..........................................16

3.2.2 Read Identifier .....................................16

3.2.3 Read Status Register ..........................16

3.2.4 Word/Byte Program .............................17

3.2.5 Block Erase .........................................17

3.3 Boot Block Locking ....................................23

3.3.1 VPP = VIL for Complete Protection .......24

3.3.2 WP# = VIL for Boot Block Locking .......24

3.3.3 RP# = VHH or WP# = VIH for Boot Block

Unlocking ...........................................24

3.3.4 Note for 8-Mbit 44-PSOP Package ......24

4.0 DESIGN CONSIDERATIONS ........................24

4.1 Power Consumption ...................................24

4.1.1 Active Power .......................................24

4.1.2 Automatic Power Savings (APS) .........24

4.1.3 Standby Power ....................................25

4.1.4 Deep Power-Down Mode.....................25

4.2 Power-Up/Down Operation.........................25

4.2.1 RP# Connected to System Reset ........25

4.3 Board Design .............................................25

4.3.1 Power Supply Decoupling....................25

4.3.2 VPP Trace on Printed Circuit Boards...25

5.0 ELECTRICAL SPECIFICATIONS..................26

5.1 Absolute Maximum Ratings ........................26

5.2 Operating Conditions..................................26

5.3 Capacitance ...............................................27

5.4 DC Characteristics—Commercial and

Extended Temperature..............................27

5.5 AC Characteristics—Read Operations—

Commercial and Extended Temperature ...31

5.6 Erase and Program Timings—Commercial

and Extended Temperature .......................32

5.7 AC Characteristics—Write Operations—

Commercial and Extended Temperature ...33

6.0 ORDERING INFORMATION..........................35

7.0 ADDITIONAL INFORMATION .......................36

APPENDIX A: Write State Machine: Current-

Next State Chart ..........................................37

APPENDIX B: Product Block Diagram..............38

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