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PRELIMINARY
Am29F400AT/Am29F400AB
4 Megabit (524,288 x 8-Bit/262,144 x 16-Bit) CMOS 5.0 Volt-only, Sector Erase Flash Memory
5.0 V-only Flash
DISTINCTIVE CHARACTERISTICS
s 5.0 V ± 10% for read and write operations — Minimizes system level power requirements
s Compatible with JEDEC-standards — Pinout and software compatible with single-power-supply flash — Superior inadvertent write protection
s Package options — 44-pin SO — 48-pin TSOP
s Minimum 100,000 write/erase cycles guaranteed s High performance
— 60 ns maximum access time
s Sector erase architecture — One 16 Kbyte, two 8 Kbytes, one 32 Kbyte, and seven 64 Kbytes — Any combination of sectors can be erased. Also supports full chip erase.