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GENERAL DESCRIPTION

The Am27C1024 is a 1 Megabit, ultraviolet erasable programmable read-only memory. It is organized as 64 Kwords by 16 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

— 40-Pin DIP/PDIP

— 44-Pin PLCC

■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