SN74CBT3861DBQR

Overview

The SN74CBT3861DBQR is a low-voltage 10-bit FET bus switch manufactured by Texas Instruments. It operates within a supply voltage range of 2.3 V to 3.6 V and features a single circuit configuration with ten independent switches. The device utilizes a 24-pin TSSOP package designed for surface-mount installation. It supports bidirectional data transmission and includes an active-low enable input to control signal flow. The component is rated for operation across an extended temperature range from -40°C to +85°C, ensuring reliability in various electronic environments.

Feature Summary

• Integrates ten independent FET-based bus switches for high-density signal routing
• Supports bidirectional data transfer between source and destination buses
• Features an active-low enable pin for precise control of signal connectivity
• Operates on a single low-voltage power supply for efficient energy usage

Applications

• Portable consumer electronics requiring compact signal switching
• Battery-powered devices utilizing low-voltage logic interfaces
• Mobile communication equipment needing high-speed data routing
• Industrial control systems operating within specified temperature ranges

Procurement Notes

Verify the specific suffix DBQR corresponds to the 24-TSSOP package and reel packaging format when sourcing. Confirm RoHS compliance status and moisture sensitivity level requirements against project specifications. Ensure the supplier provides valid traceability documentation for the Texas Instruments manufacturing origin. Cross-reference the ordering part number with official distributor catalogs to avoid substitution errors during procurement.

Selection Notes

Select this component when designing circuits that require multiple parallel signal paths controlled by a single enable line. The low-voltage operation makes it suitable for modern portable devices powered by single-cell batteries. Consider the TSSOP package dimensions for PCB layout constraints. Verify that the required signal frequencies fall within the device's bandwidth capabilities defined in the electrical characteristics section of the datasheet.

Part Context

This part belongs to the SN74CBT3861 family of low-voltage bus switches. It shares functional similarities with other members like SN74CBT3861DWR but differs in package type. The family is designed for applications requiring efficient signal routing in space-constrained designs. It complements Texas Instruments' broader portfolio of logic and switching integrated circuits.

Replacement Considerations

SN74CBTLV3861PW serves as a compatible alternative offering similar functionality in a different package format.