SN74CBT3345PWR

Overview

The SN74CBT3345PWR is an octal bus switch manufactured by Texas Instruments, designed for high-speed data routing in digital systems. It features a single 8-bit configuration with independent control lines for each bit pair. The device operates within a supply voltage range of 4.5V to 5.5V and supports surface-mount installation in a 20-pin TSSOP package. It provides low on-resistance and minimal propagation delay to ensure signal integrity across the bus.

Feature Summary

• Octal bidirectional bus switching capability with individual bit control
• Low on-resistance for efficient signal transmission
• High-speed operation suitable for demanding digital interfaces

Applications

• Data routing in computer and industrial systems
• Signal switching in consumer electronics
• Bus expansion in embedded applications

Procurement Notes

Verify the exact suffix against the manufacturer's current datasheet to confirm package type and tape/reel specifications. Ensure the component meets RoHS compliance requirements for your specific manufacturing process. Cross-reference the ordering part number with official distributor catalogs to avoid discrepancies in packaging or variant selection.

Selection Notes

Select this component when an octal bus switch is required for 5V logic systems. Consider the TSSOP-20 package constraints regarding PCB space and thermal management. Evaluate the propagation delay and on-resistance parameters against the system's bandwidth requirements to ensure adequate performance.

Part Context

This part belongs to the Texas Instruments SN74CBT3345C series of digital bus switches. It is functionally similar to other octal bus transceivers but optimized for specific voltage and speed characteristics. The series is widely used in applications requiring reliable data path switching between different logic domains.