74FCT157ATQG

Signal Switches, Multiplexers, Decoders Overview

The IDT 74FCT157ATQG is a quad 2-input multiplexer manufactured by Integrated Device Technology. It belongs to the 74FCT logic series and utilizes CMOS technology. The device features four independent circuits, each functioning as a 2:1 multiplexer. It operates on a single power supply source with an output high current of 15mA and an output low current of 48mA. The component is housed in a 16-pin QSOP package.

Signal Switches, Multiplexers, Decoders Feature Summary

• Integrates four independent 2-to-1 multiplexer circuits within a single package
• Utilizes CMOS technology for efficient signal routing
• Designed for operation with a single voltage supply source

Signal Switches, Multiplexers, Decoders Applications

• Data selection and routing in digital systems
• Signal path switching in communication interfaces
• Input selection for microcontroller peripheral management

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify component authenticity through authorized distributors due to obsolete status. Confirm package integrity upon receipt. Check datasheet revisions for electrical parameter updates. Ensure storage conditions meet manufacturer specifications to prevent degradation. Validate pin compatibility during integration into existing PCB layouts.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when quad 2:1 multiplexing functionality is required in space-constrained designs. Consider the 16-pin QSOP package for surface-mount applications. Evaluate the 15mA/48mA drive capabilities against load requirements. Verify operating temperature range suitability for the target environment.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the 74FCT family of high-speed CMOS logic devices. It serves as a functional equivalent to standard TTL-compatible multiplexers but offers improved speed and lower power consumption characteristics typical of the FCT series. The device supports various digital logic applications requiring reliable data selection.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. The product status is listed as obsolete. Designers should consult official manufacturer discontinuation notices or authorized distributor databases for potential cross-references.