74FCT257PBATSO

Signal Switches, Multiplexers, Decoders Overview

The IDT 74FCT257PBATSO is a quad 2-input multiplexer from the FCT series, built using advanced dual metal CMOS technology. It features true TTL input and output compatibility with typical VOH of 3.3V and VOL of 0.3V. The device offers high drive outputs capable of -15mA IOH and 48mA IOL. It operates within standard industrial temperature ranges and meets JEDEC standard 18 specifications.

Signal Switches, Multiplexers, Decoders Feature Summary

• High-speed data selection via common select input for four bits from two sources
• True non-inverting buffered outputs presenting selected data
• Power-off disable capability to support live insertion operations

Signal Switches, Multiplexers, Decoders Applications

• Bus interface buffering for wide data paths
• Address path multiplexing in memory systems
• Parity bus driving applications

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix 'PBATSO' against official Integrated Device Technology documentation to confirm package type and speed grade. Ensure the component matches the required MIL-STD-883 Class B compliance if military qualification is necessary. Cross-reference the manufacturer's current datasheet to validate active status and pinout configuration before procurement.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when high-drive capability and low leakage are required for bus applications. The FCT series provides CMOS power levels with TTL compatibility. Consider the specific speed grade and package availability, such as SOIC or QSOP, based on board layout constraints and switching noise requirements.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the FCT (Fast CMOS) logic family, designed for high-performance digital systems. It integrates advanced dual metal CMOS technology to provide low capacitance bus loading while maintaining high drive strength. The family supports various packages including DIP, SOIC, SSOP, and LCC for diverse mounting needs.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Check for direct equivalents like IDT74FCT257 variants or compatible parts from other manufacturers offering identical quad 2-input multiplexer functionality with matching pinouts and electrical characteristics.