74CBTD1G125DCKRG4

Signal Switches, Multiplexers, Decoders Overview

The SN74CBTD1G125DCKRG4 is a single FET bus switch manufactured by Texas Instruments, designed for low-voltage applications. It operates within a supply voltage range of 4.5 V to 5.5 V and supports a maximum continuous input/output current of 128 mA. The device features an on-state resistance with a maximum value of 35 Ohms and a typical propagation delay of 250 ps. It is housed in a SC-70 (SOT-353) package with five pins. The component functions as a digital bus switch suitable for signal path translation and level shifting in portable electronics.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides single-channel bidirectional data transmission via a single FET architecture
• Supports level shifting between different voltage domains within the specified operating range
• Offers powered-off protection to prevent leakage currents when the device is unpowered

Signal Switches, Multiplexers, Decoders Applications

• Portable equipment requiring low-voltage signal switching
• Consumer electronics utilizing 5-V tolerant interfaces
• Mobile phones and handheld devices needing compact bus switching solutions

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix 'G4' against the manufacturer's latest documentation to confirm compliance with RoHS directives and material composition requirements. Ensure the SC-70 package variant matches the intended PCB footprint. Confirm that the 4.5 V to 5.5 V supply range aligns with the target system design before finalizing procurement orders.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component for designs requiring a single-channel bus switch with low on-resistance and high drive capability. The SC-70 package offers space efficiency for dense layouts. Consider the 250 ps propagation delay for timing-sensitive applications. Verify that the 128 mA continuous current rating meets the load requirements of the connected circuitry.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the SN74CBTD1G125 family of low-voltage bus switches from Texas Instruments. It shares functional similarities with other single-channel switches but is distinguished by its specific voltage range and package configuration. The G4 suffix typically indicates environmental compliance attributes defined by the manufacturer.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.