GENERAL DESCRIPTION

The Am27C512 is a 512-Kbit, ultraviolet erasable programmable read-only memory. It is organized as 64K words by 8 bits per word, operates from a single +5 V supply, has a static standby mode, and features fast single address location programming. Products are available in windowed ceramic DIP packages, as well as plastic one time programmable (OTP) PDIP and PLCC packages.

DISTINCTIVE CHARACTERISTICS

Fast access time

— Speed options as fast as 55 ns

Low power consumption

— 20 μA typical CMOS standby current

JEDEC-approved pinout

Single +5 V power supply

±10 power supply tolerance standard

100 Flashrite? programming

— Typical programming time of 8 seconds

Latch-up protected to 100 mA from –1 V to VCC+ 1 V

High noise immunity

Versatile features for simple interfacing

— Both CMOS and TTL input/output compatibility

— Two line control functions

Standard 28-pin DIP, PDIP, and 32-pin PLCC packages