Datasheet > 28F400BL-TB

28F400BL-TB

更新时间： 2022-11-27 09:03:17

品牌	Logo	应用领域
英特尔 - INTEL		闪存
页数	文件大小	规格书
44页	497K
描述
4-MBlT (256K x 16, 512K x 8) LOW-POWER BOOT BLOCK FLASH MEMORY FAMILY

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数据手册

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28F400BL-TB 数据手册

4-MBlT (256K x 16, 512K x 8)

LOW-POWER BOOT BLOCK

FLASH MEMORY FAMILY

28F400BL-T/B, 28F004BL-T/B

Low Voltage Operation for Very

Low-Power Portable Applications

SRAM-Compatible Write Interface

Automatic Power Savings Feature

Ð V

3.0V–3.6V Read

3.15V–3.6V Program/Erase

Ð 0.8 mA typical I

Static Operation

Active Current in

Expanded Temperature Range

Very High-Performance Read

Ð 150 ns Maximum Access Time

Ð 65 ns Maximum Output Enable Time

20 C to 70 C

x8/x16 Input/Output Architecture

Ð 28F400BL-T, 28F400BL-B

Ð For High Performance and High

Integration 16-bit and 32-bit CPUs

Low Power Consumption

Ð 15 mA Typical Active Read Current

Reset/Deep Power-Down Input:

x8-only Input/Output Architecture

Ð 28F004BL-T, 28F004BL-B

Ð For Space Constrained 8-bit

Applications

Ð 0.2 mA I

Typical

Ð Acts as Reset for Boot Operations

Write Protection for Boot Block

Hardware Data Protection Feature

Ð Erase/Write Lockout During Power

Transitions

Upgradeable to Intel’s SmartVoltage

Products

Optimized High Density Blocked

Architecture

Ð One 16-KB Protected Boot Block

Ð Two 8-KB Parameter Blocks

Ð One 96-KB Main Block

Industry Standard Surface Mount

Packaging

Ð 28F400BL: JEDEC ROM

Compatible

44-Lead PSOP

Ð Three 128-KB Main Blocks

Ð Top or Bottom Boot Locations

56-Lead TSOP

Ð 28F004BL: 40-Lead TSOP

Extended Cycling Capability

Ð 10,000 Block Erase Cycles

12V Word/Byte Write and Block Erase

12V 5% Standard

Ð V

Automated Word/Byte Write and Block

Erase

Ð Command User Interface

Ð Status Registers

Ð Erase Suspend Capability

ETOX^TMIII Flash Technology

Ð 3.3V Read

*Other brands and names are the property of their respective owners.

Information in this document is provided in connection with Intel products. Intel assumes no liability whatsoever, including infringement of any patent or

copyright, for sale and use of Intel products except as provided in Intel’s Terms and Conditions of Sale for such products. Intel retains the right to make

changes to these specifications at any time, without notice. Microcomputer Products may have minor variations to this specification known as errata.

November 1995

Order Number: 290450-005

12 3 4 5 6 7...44

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