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A28F400BR-B Datasheet

  • A28F400BR-B

  • 4-MBIT (256K X 16. 512K X 8) SmartVoltage BOOT BLOCK FLASH M...

  • 36頁

  • ETC

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ADVANCE INFORMATION
A28F400BR-T/B
4-MBIT (256K X 16, 512K X 8)
SmartVoltage BOOT BLOCK
FLASH MEMORY FAMILY
Automotive
Intel SmartVoltage Technology
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5V or 12V Program/Erase
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5V Read Operation
Very High Performance Read
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80 ns Max. Access Time,
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40 ns Max. Output Enable Time
Low Power Consumption
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Maximum 60 mA Read Current at 5V
x8/x16-Selectable Input/Output Bus
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High Performance 16- or 32-bit
CPUs
Optimized Array Blocking Architecture
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One 16-KB Protected Boot Block
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Two 8-KB Parameter Blocks
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One 96-KB Main Block
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Three 128-KB Main Blocks
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Top or Bottom Boot Locations
Hardware-Protection for Boot Block
Software EEPROM Emulation with
Parameter Blocks
Automotive Temperature Operation
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鈥?0擄C to +125擄C
Extended Cycling Capability
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30,000 Block Erase Cycles for
Parameter Blocks
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1,000 Block Erase Cycles for Main
Blocks
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Automated Word/Byte Program and
Block Erase
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Industry-Standard Command User
Interface
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Status Registers
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Erase Suspend Capability
SRAM-Compatible Write Interface
Automatic Power Savings Feature
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1 mA Typical I
CC
Active Current in
Static Operation
Reset/Deep Power-Down Input
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0.2 碌A(chǔ) I
CC
Typical
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Provides Reset for Boot Operations
Hardware Data Protection Feature
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Write Lockout during Power
Transitions
Industry-Standard Surface Mount
Packaging
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44-Lead PSOP: JEDEC ROM
Compatible
ETOX鈩?IV Flash Technology
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December 1996
Order Number: 290538-005

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