AM29BDS640H - AMD

AM29BDS640H (AM29BDS128H / AM29BDS640H) Burst Mode Flash Memory

The Am29BDS128H/Am29BDS640H is a 128 or 64 Mbit, 1.8 Volt-only, simultaneous Read/Write, Burst Mode Flash memory device, organized as 8,388,608 or 4,194,304 words of 16 bits each. This device uses a single VCC of 1.65 to 1.95 V to read, program, and erase the memory array. A 12.0-volt VHH on ACC may be used for faster program performance if desired. The devi.

Features

■ Handshaking feature — Provides host system with minimum possible latency by monitoring RDY — Reduced Wait-state handshaking option further reduces initial access cycles required for burst accesses beginning on even addresses
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■ Hardware reset input (RESET#) — Hardware method to reset the device for reading array data WP# input — Write protect (WP#) function allows protection of the four highest and four lowest 4 kWord boot sectors, regardless of sector protect status Persistent Sector Protection — A command sector protection method to lock combinations of individual sectors and sector group.