TC74LCX257FT(EL)

Signal Switches, Multiplexers, Decoders Overview

The TC74LCX257FT(EL) is a low-voltage quad 2-channel multiplexer with 3-state outputs manufactured by Toshiba Semiconductor and Storage. It operates within a supply voltage range of 2.0 V to 3.6 V, featuring 5-V tolerant inputs and outputs for system interfacing. The device achieves high-speed operation with a maximum propagation delay of 6.0 ns at 3.3 V. It provides an output current capability of 24 mA minimum and includes power-down protection on all inputs and outputs.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides four independent 2-channel multiplexers with common select and output enable control
• Features 5-V tolerant inputs allowing direct interfacing with 5-V supply environments
• Includes power-down protection circuits on all inputs and outputs to prevent leakage during power-off states

Signal Switches, Multiplexers, Decoders Applications

• General electronics applications such as computers and personal equipment
• Office equipment and measuring instruments
• Industrial robots and home electronics appliances

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific package suffix against the datasheet, as FT denotes TSSOP-16. Confirm that the component meets RoHS requirements if applicable to your design. Ensure operating conditions remain within the specified voltage and temperature ranges to maintain performance specifications.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when designing systems requiring low-voltage logic levels between 2.0 V and 3.6 V. It is suitable for applications needing 5-V input tolerance without level shifting. Consider its 24 mA drive strength and low quiescent current for power-sensitive designs.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the TC74LCX series of CMOS digital integrated circuits from Toshiba. The LCX family is designed for low-voltage applications while maintaining compatibility with standard logic families. The device utilizes silicon monolithic technology for reliable performance in general-purpose electronic systems.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Direct pin and function compatible replacements include other 74AC/VHC/HC/F/ALS/LS type 257 multiplexers. Verify voltage tolerances and speed parameters match the original design requirements before substitution.