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53S440

Monolithic Memories
Part Number 53S440
Manufacturer Monolithic Memories
Description 1024 x 4 PROM / Ti-W PROM
Published Nov 11, 2019
Detailed Description High Performance 1024x4PROM Ti-W PROM Family 53/635440 53/635441 53/635441 A Features/Benefits • 24 ns typical access ...
Datasheet PDF File 53S440 PDF File

53S440
53S440

Overview
High Performance 1024x4PROM Ti-W PROM Family 53/635440 53/635441 53/635441 A Features/Benefits • 24 ns typical access time • Reliable Titanium-Tungsten fuses (Ti-W) guarantees greater than 98% programming yields • Low voltage generic programming • Pin compatible with standard SchoHky PROMs • PNP inputs for low input current • Open collector and three-state outputs Applications • Microprogram control stores • Microprocessor program store • Look-up table • Character generator • Code converter • Programmable logic element (PLETM) 10 inputs, 4 outputs, 1024 product terms Description The 53/63S440 and 53/63S441/A are 1024 x 4 bipolar PROMs featuring low input current PNP inputs, full Schottky clamping with open collector or three-state outputs.
The titanium-tungsten fuses store a logical low and are programmed to the high-state.
Special on-chip circuitry and extra fuses provide preprogramming testing which assures high programming yields and high reliability.
The 63 series is specified f...


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