QS54FCT2245CTSO

Buffers, Drivers, Receivers, Transceivers Overview

The QS54FCT2245CTSO is an octal bus transceiver from the FCT logic series, manufactured by Quality Semiconductor. It features a single function with eight bits per element and true output polarity. The device utilizes a 20-pin small outline package (PDSO20) for surface mount installation. Electrical specifications include a propagation delay of 8.5 ns at a load capacitance of 50 pF. It operates within a supply voltage range of 4.5 V to 5.5 V and supports a temperature range from -55 °C to 125 °C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bus transceiver architecture providing bidirectional data transfer across eight channels.
• High-temperature operational capability suitable for demanding industrial environments.
• Three-state outputs equipped with internal series resistors for signal integrity.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory bus drivers in high-reliability systems
• Address bus drivers requiring extended temperature ranges
• System clock distribution networks

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify that the specific QS54FCT2245CTSO variant meets all required military or industrial qualification standards, as certification status may vary. Confirm package dimensions and pinout compatibility with existing PCB footprints. Ensure supply chain sources provide authentic components from Quality Semiconductor to avoid counterfeit risks associated with legacy logic families.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring robust performance under extreme thermal conditions beyond standard commercial limits. The inclusion of series resistors on outputs aids in reducing signal reflections. Compare against other FCT family members to ensure functional equivalence if alternative packages are considered for layout optimization.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the FCT series of fast CMOS logic devices, designed for high-speed applications. Quality Semiconductor produces this component alongside other logic ICs. The device serves as a critical interface element in digital circuits, facilitating efficient data movement between microprocessors and peripheral memory modules.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include CD74FCT2245CTM and CY74FCT2245CTPC. Verify pin compatibility and electrical characteristics before swapping manufacturers.