SN74CBT3244CDWR

Overview

The SN74CBT3244CDWR is an octal FET bus switch manufactured by Texas Instruments. It operates within a voltage range of 1.65 V to 5.5 V and supports bidirectional data transmission across eight independent channels. The device features low on-resistance and low leakage current, ensuring efficient signal integrity. It utilizes a single control pin for enabling or disabling the switches. The component is housed in a TSSOP-20 package and is designed for applications requiring high-speed data routing with minimal power consumption.

Feature Summary

• Octal configuration providing eight independent bidirectional switching paths
• Low on-resistance characteristic for effective signal transmission
• Single control input simplifies interface logic requirements
• Wide supply voltage compatibility supporting various system architectures

Applications

• Portable equipment requiring low power consumption
• Consumer electronics utilizing high-speed data buses
• Computing products needing efficient signal routing
• Telecommunications infrastructure components

Procurement Notes

Verify the specific suffix 'CDWR' against official Texas Instruments documentation to confirm the exact tape-and-reel packaging and temperature grade. Ensure the ordering part number matches the required package variant and environmental specifications before finalizing procurement. Cross-reference the manufacturer's latest datasheet to validate availability and any potential obsolescence notices.

Selection Notes

Select this component when designing systems that require multiple bidirectional data lines controlled by a single enable signal. Consider its low on-resistance for maintaining signal quality over short distances. Evaluate the operating voltage range to ensure compatibility with the target system's power supply rails. Assess the package size constraints to verify fitment within the designated PCB area.

Part Context

This device belongs to the CBT series of bus switches from Texas Instruments. It is engineered for high-speed data transfer applications where low power and small form factors are critical. The series offers solutions for managing data flow in complex digital systems, providing reliable switching performance across a wide voltage spectrum.

Replacement Considerations

Consult the Texas Instruments selection guide for direct replacements within the CBT family. Verify pinout compatibility and electrical characteristics such as on-resistance and leakage current when substituting with other octal bus switches. Ensure the alternative component meets the same voltage and package requirements.