A28F400BR-B

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