QS74FCT841ATZ

Latches Overview

The QS74FCT841ATZ is a bus driver from the FCT series manufactured by Quality Semiconductor. It features an 8-bit configuration with true output polarity and CMOS technology. The device utilizes a 20-pin PDSO package and operates within a supply voltage range of 4.75 V to 5.25 V. It supports bidirectional data transfer with independent control and offers three-state outputs. The component is designed for surface mount installation and functions reliably across an operating temperature range of -40 °C to +85 °C.

Latches Feature Summary

• Provides bidirectional data transfer capability between two ports
• Features three-state outputs for efficient bus line management
• Supports independent control logic for flexible operation

Latches Applications

• General-purpose bus driving in digital systems
• Data buffering applications requiring high-speed transmission
• Interface circuits connecting microprocessors to memory modules

Latches Procurement Notes

Verify RoHS compliance status as documentation indicates non-compliance. Confirm manufacturer details, as some sources list Quality Semiconductor while others reference IDT or Cypress for similar part numbers. Ensure the specific suffix matches the required package type and electrical specifications before ordering.

Latches Selection Notes

Select this component for applications requiring 8-bit bidirectional bus drivers with CMOS compatibility. Consider the 20-pin PDSO package constraints for PCB layout. Verify that the 5V supply requirement aligns with the system design. Check for alternative manufacturers if RoHS compliance is mandatory for the final product assembly.

Latches Part Context

This component belongs to the FCT logic family, which is optimized for high-speed CMOS operations. It serves as a sequential logic circuit element, specifically functioning as a latch or bus driver depending on the specific datasheet interpretation. The part is distinct from standard TTL logic due to its CMOS construction and faster switching characteristics.

Latches Replacement Considerations

Cross-reference with CY74FCT541ATQCT for similar 8-bit bus driver functionality. Verify pinout compatibility and electrical parameters against the QS74FCT841ATZ specifications before substitution.