DATA SHEET Am29F200B 2 Megabit (256 K x 8-Bit/128 K x 16-Bit) CMOS 5.0 Volt-only, Boot Sector Flash Memory DISTINCTIVE CHARACTERISTICS ■ 5.0 V for read and write operations — Minimizes system level power requirements ■ Manufactured on 0.32 µm process technology — Compatible with 0.5 µm Am29F200A device ■ High performance — Access times as fast as 45 ns ■ Low power consumption — 20 mA typical active read current (byte mode) — 28 mA typical active read current for (word mode) — 30 mA typical program/erase current — 1 µA typical standby current ■ Sector erase architecture — One 16 Kbyte, two 8 Kbyte, one 32 Kbyte, and three 64 Kbyte sectors (byte mode) — One 8 Kword, two 4 Kword, one 16 Kword, and three 32 Kword sectors (word mode) — Supports full chip erase — Sector Protection features: A hardware method of locking a sector to prevent any program or erase operations within that sector Sectors can be locked via programming equipment Temporary Sector Unprotect feature allows code changes in previously locked sectors ■ Top or bottom boot block configurations available ■ 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 data at specified addresses ■ Minimum 1,000,000 write/erase cycles guaranteed ■ 20-year data retention at 125° C — Reliable operation for the life of the system ■ Package options — 44-pin SO — 48-pin TSOP — Know.