GENERAL DESCRIPTION
The Am27C4096 is a 4 Mbit, ultraviolet erasable programmable read-only memory. It is organized as 256 Kwords, operates from a single +5 V supply, has a static standby mode, and features fast single address location programming. The Am27C4096 is ideal for use in 16-bit microprocessor systems. The device is available in windowed ceramic DIP packages, and plastic one time programmable (OTP) PDIP and PLCC packages.

DISTINCTIVE CHARACTERISTICS
■ Fast access time
    — Speed options as fast as 90 ns
■ Low power consumption
    — 100 µA maximum CMOS standby current
■ JEDEC-approved pinout
    — Plug-in upgrade of 1 Mbit and 2 Mbit EPROMs
    — 40-pin DIP/PDIP
    — 44-pin PLCC
■ Single +5 V power supply
■ ±10% power supply tolerance standard
■ 100% Flashrite programming
    — Typical programming time of 32 seconds
■ Latch-up protected to 100 mA from –1 V to VCC + 1 V
■ High noise immunity