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28F400BV-TB PDF预览

28F400BV-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
57页 655K
描述
4-MBIT (256K X 16, 512K X 8)SmartVoltage BOOT BLOCK FLASH MEMORY FAMILY

28F400BV-TB 数据手册

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PRELIMINARY  
E
4-MBIT (256K X 16, 512K X 8)  
SmartVoltage BOOT BLOCK FLASH  
MEMORY FAMILY  
28F400BV-T/B, 28F400CV-T/B, 28F004BV-T/B  
28F400CE-T/B, 28F004BE-T/B  
Intel SmartVoltage Technology  
5V or 12V Program/Erase  
Extended Temperature Operation  
–40°C to +85°C  
2.7V, 3.3V or 5V Read Operation  
Increased Programming Throughput  
at 12V VPP  
Extended Cycling Capability  
100,000 Block Erase Cycles  
(Commercial Temperature)  
10,000 Block Erase Cycles  
(Extended Temperature)  
Very High-Performance Read  
5V: 60/80/120 ns Max. Access Time,  
30/40 ns Max. Output Enable Time  
3V: 110/150/180 ns Max Access  
65/90 ns Max. Output Enable Time  
2.7V: 120 ns Max Access 65 ns Max.  
Output Enable Time  
Automated Word/Byte Program and  
Block Erase  
Industry-Standard Command User  
Interface  
Status Registers  
Low Power Consumption  
Max 60 mA Read Current at 5V  
Max 30 mA Read Current at  
2.7V–3.6V  
Erase Suspend Capability  
SRAM-Compatible Write Interface  
Automatic Power Savings Feature  
1 mA Typical ICC Active Current in  
Static Operation  
x8/x16-Selectable Input/Output Bus  
28F400 for High Performance 16- or  
32-bit CPUs  
Reset/Deep Power-Down Input  
0.2 µA ICCTypical  
x8-Only Input/Output Architecture  
28F004B for Space-Constrained  
8-bit Applications  
Provides Reset for Boot Operations  
Hardware Data Protection Feature  
Write Lockout during Power  
Transitions  
Optimized Array Blocking Architecture  
One 16-KB Protected Boot Block  
Two 8-KB Parameter Blocks  
One 96-KB Main Block  
Industry-Standard Surface Mount  
Packaging  
40-Lead TSOP  
44-Lead PSOP: JEDEC ROM  
Compatible  
48-Lead TSOP  
56-Lead TSOP  
Three 128-KB Main Blocks  
Top or Bottom Boot Locations  
Absolute Hardware-Protection for Boot  
Block  
Software EEPROM Emulation with  
Parameter Blocks  
Footprint Upgradeable from 2-Mbit and  
to 8-Mbit Boot Block Flash Memories  
ETOX™ IV Flash Technology  
July 1997  
Order Number: 290530-005  

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