74CB3Q3306ADCURG4

Overview

The SN74CB3Q3306ADCURG4 is a dual 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 supports bidirectional data transmission. The device features a maximum on-resistance of 9 Ohms and a maximum propagation delay of 200 ps. It functions reliably across an operating temperature range from -40°C to +85°C. Packaged in an 8-pin VSSOP format, it offers high bandwidth performance suitable for signal routing in compact electronic systems.

Feature Summary

• Supports bidirectional data flow between two independent channels
• Provides low on-resistance for minimal signal attenuation
• Enables high-bandwidth operation with fast switching speeds
• Operates effectively within standard low-voltage power domains

Applications

• Portable consumer electronics requiring efficient signal routing
• Battery-powered devices utilizing low-voltage logic levels
• High-speed data buses in compact embedded systems
• Signal isolation and selection in mobile communication hardware

Procurement Notes

Verify the specific ordering suffix 'G4' against current manufacturer documentation to confirm compliance status and material composition details. Ensure that the package outline matches the required PCB footprint dimensions for the VSSOP-8 configuration. Cross-reference the active lifecycle status with official Texas Instruments catalogs before finalizing procurement plans to avoid obsolescence risks.

Selection Notes

Select this component when designing circuits that require low-voltage operation between 2.3 V and 3.6 V. The dual-channel architecture is ideal for managing multiple signal paths within limited board space. Consider the 9 Ohm on-resistance specification for applications sensitive to voltage drop. The VSSOP-8 package is suitable for surface-mount assembly processes in dense layouts.

Part Context

This part belongs to the SN74CB3Q3306A series of digital bus switches. It serves as a specialized solution for low-voltage signal switching applications. The device integrates dual independent switches into a single compact package. It is engineered to provide reliable performance in portable and battery-operated environments where power efficiency and signal integrity are critical design constraints.

Replacement Considerations

The SN74CB3Q3306ADCUR is a direct equivalent variant within the same product family. Verify pin compatibility and electrical specifications before substitution. Other members of the CB3Q series may offer similar functionality but differ in package type or channel count.