SN74CBT3125PWG4

Overview

The SN74CBT3125PWG4 is a quadruple bus switch manufactured by Texas Instruments, designed for low-voltage digital applications. It operates within a supply voltage range of 4 V to 5.5 V and supports four independent channels. The device features a maximum on-resistance of 12 Ohms and a maximum propagation delay of 150 ps. It is housed in a 14-TSSOP surface-mount package and functions reliably across an operating temperature range from -40°C to +85°C.

Feature Summary

• Provides four independent single-pole single-throw (SPST) bus switches for signal routing
• Supports high-speed data transmission with low propagation delay characteristics
• Ensures low power consumption through optimized CMOS technology
• Offers robust performance with controlled on-resistance for signal integrity

Applications

• Portable equipment requiring efficient power management
• Consumer electronics utilizing low-voltage logic interfaces
• Computing products needing high-speed data bus switching
• Telecommunications infrastructure components

Procurement Notes

Verify the specific suffix 'G4' against current manufacturer documentation to confirm compliance with RoHS directives and lead-free manufacturing standards. Ensure the selected package variant matches the intended PCB footprint requirements. Cross-reference the part number with official distributor catalogs to validate availability status and confirm that the component meets all necessary environmental and safety certifications for the target deployment region.

Selection Notes

Select this component when designing systems that require precise control over multiple bidirectional data lines within a 5 V logic environment. The low on-resistance makes it suitable for maintaining signal quality across various loads. Consider the TSSOP-14 package dimensions during layout planning to ensure adequate thermal dissipation and mechanical stability. Evaluate the propagation delay specifications against system timing constraints to guarantee reliable data synchronization.

Part Context

This device belongs to the SN74CBT3125 family of bus switches, which are engineered for high-performance switching applications. The family is characterized by its ability to handle signals efficiently while minimizing power usage. The SN74CBT3125PWG4 specifically integrates four channels into a compact form factor, making it ideal for space-constrained designs. It complements other logic families by providing dedicated switching capabilities without complex control circuitry.

Replacement Considerations

SN74CBT3125PWR

FAQ

What is the maximum supply voltage for the SN74CBT3125PWG4?

The maximum supply voltage is 5.5 V.

How many independent channels does this bus switch contain?

It contains four independent channels.