CY74FCT2541CTQCT

Overview

The CY74FCT2541CTQCT is an octal line and MOS driver manufactured by Texas Instruments, belonging to the FCT logic series. It features non-inverting polarity and provides three-state outputs for effective bus management. The device operates within a supply voltage range of 4.75 V to 5.25 V. It utilizes a QSOP-20 surface-mount package suitable for automated assembly. Key electrical characteristics include a propagation delay of 8 ns at 5 V, with high-level output current capability of -15 mA and low-level output current of 12 mA. Static current consumption is specified at 200 nA, while operating power current reaches 3.3 mA. The component supports an industrial temperature range from -40°C to +85°C.

Feature Summary

• Provides eight-channel buffering and driving capabilities for digital signals
• Features three-state outputs to facilitate efficient bus-oriented architectures
• Designed for compatibility with standard TTL input and output voltage levels

Applications

• Bus-oriented system architectures requiring signal isolation
• Clock drivers and buffer circuits in digital systems
• Memory address and data bus drivers

Procurement Notes

Verify the specific suffix 'CTQCT' against the manufacturer's official documentation to confirm the exact tape-and-reel packaging configuration and moisture sensitivity level. Ensure that the QSOP-20 footprint matches the target PCB design guidelines. Confirm RoHS compliance status through the latest environmental declaration documents provided by Texas Instruments prior to final procurement authorization.

Selection Notes

Select this component when designing systems requiring octal buffering with three-state control capabilities. It is appropriate for applications needing drive strength compatible with CMOS loads. Consider the 8 ns propagation delay and 5 V operating voltage constraints during circuit planning. Evaluate the thermal performance within the specified -40°C to +85°C ambient range to ensure reliable operation under intended load conditions.

Part Context

This part belongs to the CY74FCT2541T family of octal buffers and line drivers. The family offers various package options including SOIC and QSOP formats. These devices are engineered for high-speed digital applications where signal integrity and bus contention management are critical. The FCT series generally targets cost-effective solutions for 5 V logic systems requiring robust driving capabilities.

Replacement Considerations

Consult official substitution guides for equivalent parts within the same FCT logic family or alternative manufacturers offering compatible pinouts and electrical specifications.