QS74FCT1280TS0

Overview

The QS74FCT1280TS0 is a parity generator and checker belonging to the FCT series, manufactured by Quality Semiconductor Inc. It utilizes CMOS technology and is housed in a TSOP-20 package. The device operates on a nominal 5 V supply voltage with a range of 4.75 V to 5.25 V. It supports industrial temperature ranges from -40 °C to 85 °C. The component features high-speed logic capabilities suitable for data integrity applications.

Feature Summary

• Performs parallel parity generation and checking functions
• Compatible with 3.3V or 5V driven inputs
• Utilizes Fast CMOS (FCT) technology for high-speed operation

Applications

• Data bus integrity verification
• Memory system error detection
• High-speed digital communication interfaces

Procurement Notes

Verify the specific suffix 'TS0' against official manufacturer documentation to confirm pinout and electrical characteristics. Confirm RoHS compliance status as records indicate non-compliance. Ensure the supplier provides valid traceability for this discontinued or legacy part number from Quality Semiconductor Inc.

Selection Notes

Select this component when parallel parity generation and checking are required within a 5V CMOS logic environment. Consider the TSOP-20 package constraints and industrial temperature rating (-40°C to 85°C). Verify input drive compatibility if interfacing with 3.3V sources, as the device supports such levels.

Part Context

This part belongs to the FCT series of fast CMOS logic devices produced by Quality Semiconductor Inc. The series includes various logic functions such as multiplexers, bus drivers, and counters. The QS74FCT1280TS0 specifically addresses parity calculation needs within this family, offering a specialized solution for data validation tasks.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult manufacturer obsolescence notices or authorized distributors for direct replacements.