器件名称:
F49L040A
功能描述:
4 Mbit (512K x 8) 3V Only CMOS Flash Memory
文件大小:
393.46KB 共41页
简 介:
EFST F49L040A 4 Mbit (512K x 8) 3V Only CMOS Flash Memory 1. FEATURES Single supply voltage 3.0V-3.6V Fast access time: 70/90 ns Compatible with JEDEC standard - Pin-out, packages and software commands compatible with single-power supply Flash Low power consumption - 7mA typical active current - 25uA typical standby current 10,000 minimum program/erase cycles Command register architecture - Byte programming (9us typical) - Sector Erase(sector structure: eight 64 KB) Auto Erase (chip & sector) and Auto Program - Any combination of sectors can be erased concurrently; Chip erase also provided. - Automatically program and verify data at specified address Erase Suspend/Erase Resume - Suspend or Resume erasing sectors to allow the read/program in another sector End of program or erase detection - Data polling - Toggle bits Sector Protection /Un-protection - Hardware Protect/Unprotect any combination of sectors from a program or erase operation. Low VCC Write inhibit is equal to or less than 2.0V Boot Sector Architecture - U = Upper Boot Sector - B = Bottom Boot Sector Packages available: - 32-pin TSOPI - 32-pin PLCC 2. ORDERING INFORMATION Part No F49L040A-70T F49L040A-70N Boot Upper/Bottom Upper/Bottom Speed 70 ns 70 ns Package TSOPI PLCC Part No F49L040A-90T F49L040A-90N Boot Upper/Bottom Upper/Bottom Speed 90 ns 90 ns Package TSOPI PLCC 3. GENERAL DESCRIPTION The F49L040A is a 4 Megabit, 3V only CMOS Flash memory device organized as 512K bytes of 8 bits. This device is pa……
