SN74CBT3125RGYR

Overview

The SN74CBT3125RGYR is a single FET bus switch manufactured by Texas Instruments, designed for low-voltage digital applications. It operates within a supply voltage range of 2.3 V to 3.6 V and features a maximum on-resistance of 7 Ohms. The device supports high-speed signal transmission with a maximum propagation delay of 6.4 ns and an off-state isolation bandwidth of 200 MHz. Packaged in a compact 16-VQFN (4x3.5 mm) format, it ensures minimal signal distortion while maintaining low power consumption with a maximum supply current of 10 uA.

Feature Summary

• Provides single-channel analog switching capability with low on-resistance for efficient signal routing.
• Supports high-bandwidth operation up to 200 MHz, suitable for fast digital data lines.
• Operates reliably across a wide temperature range from -40°C to +85°C.

Applications

• Portable consumer electronics requiring low-power signal switching
• Battery-powered systems utilizing low-voltage logic interfaces
• High-speed data communication buses

Procurement Notes

Verify the specific suffix RGYR corresponds to the 16-VQFN package configuration. Confirm RoHS compliance status and moisture sensitivity level (MSL 2) requirements for your assembly process. Ensure the operating voltage aligns with the 2.3 V to 3.6 V specification. Check for any lead-free manufacturing certifications if required by your regional regulations.

Selection Notes

Select this component when a single-channel, low-voltage bus switch is needed with minimal signal attenuation. It is appropriate for designs prioritizing small footprint and low standby current. Compare against other SN74CBT series variants if multiple channels or different voltage levels are required. Ensure the 16-VQFN package fits the PCB layout constraints.

Part Context

This part belongs to the SN74CBT series of low-voltage CMOS switches. It complements other Texas Instruments logic devices by providing efficient signal path management in space-constrained, battery-operated environments. The technology leverages advanced CMOS processes to achieve high speed and low power dissipation simultaneously.

Replacement Considerations

SN74CBTLV3125RGYR: Verified equivalent variant within the same family offering identical electrical characteristics and pinout compatibility.