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MB7121E - HiGH SPEED SCHOTTKY TTL PROM

General Description

The Fujitsu MB7121 and MB7122 are high speed Schottky TTL electrically field programmable read only memories.

With open collector outputs on the MB7121 and three-state outputs on the MB7122, memory expansion is simple.

The memory Is fabricated with all logic "zeros" (positive logic).

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Other Datasheets by Fujitsu Semiconductor Limited

Part Number Description
MB7121H HiGH SPEED SCHOTTKY TTL PROM
MB7122E HiGH SPEED SCHOTTKY TTL PROM
MB7122H HiGH SPEED SCHOTTKY TTL PROM
MB7123 Schottky 4096-Bit Deap PROM
MB7123E Schottky 4096-Bit Deap PROM

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FUJITSU MICROELECTRONICS IDGH SPEEI) SCHOTTKY TTL 4096·BIT PROMS DESCRIPTION The Fujitsu MB7121 and MB7122 are high speed Schottky TTL electrically field programmable read only memories. With open collector outputs on the MB7121 and three-state outputs on the MB7122, memory expansion is simple. The memory Is fabricated with all logic "zeros" (positive logic). Logic level "ones" can be pro- FEArURES e Organization as 1024 words by 4-blts, fully decoded e TTL compatible input/output e Fast access time: MB7121 ElMB7122E: 45ns Max_ 25nsTyp_ MB7121H/MB7122H: 35ns Max_ 25ns Typ_ e Low power dissipation: 150mA max.