29F040

PRELIMINARY Am29F040B 4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only, Uniform Sector Flash Memory Distinctive Characteristics s 5.0 V ± 10% for read and write operations — Minimizes system level power requirements s Manufactured on 0.35 µm process technology — Compatible with 0.5 µm Am29F040 device s High performance — Access times as fast as 55 ns s Low power consumption — 20 mA typical active read current — 30 mA typical program/erase current — 1 µA typical standby current (standard access time to active mode) s Flexible sector architecture — 8 uniform sectors of 64 Kbytes each — Any combination of sectors can be erased — Supports full chip erase — Sector protection: A hardware method of locking sectors to prevent any program or erase operations within that sector s Embedded Algorithms — Embedded Erase algorithm automatically preprograms and erases the entire chip or any combination of designated sectors — Embedded Program algorithm automatically writes and verifies bytes at specified addresses s Minimum 1,000,000 program/erase cycles per sector guaranteed s Package options — 32-pin PLCC, TSOP, or PDIP s Compatible with JEDEC standards — Pinout and software compatible with single-power-supply Flash standard — Superior inadvertent write protection s Data# Polling and toggle bits — Provides a software method of detecting program or erase cycle completion s Erase Suspend/Erase Resume — Suspends a sector erase operation to read data from, or program data to, a non-erasing sector...