CY74FCT2257ATQC

Overview

The CY74FCT2257ATQC is a quad 2-input multiplexer from the FCT logic series, manufactured by Texas Instruments. It features four independent data selectors in an SSOP-16 package. The device operates within a supply voltage range of 4.75 V to 5.25 V and supports a propagation delay of 5 ns at 5 V. It functions across a temperature range of -40°C to +85°C with a maximum power dissipation of 600 mW.

Feature Summary

• Integrates four independent 2-to-1 data selectors for parallel signal routing
• Provides high-speed data selection with low propagation delay characteristics
• Compatible with standard TTL input levels for direct interface with logic systems

Applications

• Data routing in digital communication systems
• Signal selection in microprocessor-based designs
• Address decoding and bus switching applications

Procurement Notes

Verify the specific suffix against official documentation to confirm package type and tape/reel specifications. Ensure the ordering code matches the required SSOP-16 configuration and moisture sensitivity level. Cross-reference the manufacturer part number with authorized distributors to confirm current production status and compliance certifications.

Selection Notes

Select this component when multiple independent 2-input signal paths are required in a compact surface-mount footprint. Consider the FCT series compatibility for systems needing fast switching speeds and TTL-level interfacing. Evaluate the thermal performance and power dissipation limits relative to the expected operating environment and load conditions.

Part Context

This multiplexer belongs to the CY74FCT2257T family, designed for high-density digital applications. It serves as a core switching element in logic circuits requiring precise data path control. The FCT technology ensures performance comparable to bipolar devices while maintaining CMOS power efficiency.