SN74CBTLV3245DWR

Overview

The SN74CBTLV3245DWR is an octal 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 across eight channels. The device features a maximum on-resistance of 7 Ohms and a maximum propagation delay of 250 ps, ensuring efficient signal integrity in high-speed environments. It is housed in a 20-pin SOIC package with surface-mount installation, suitable for temperatures ranging from -40°C to +85°C.

Feature Summary

• Octal FET architecture providing eight independent bidirectional switching channels
• Low on-resistance characteristic supporting minimal signal attenuation
• High-speed performance capability with sub-nanosecond propagation delays
• Wide operating temperature range suitable for industrial environments

Applications

• Portable equipment requiring low power consumption
• Consumer electronics utilizing low-voltage logic interfaces
• Computing products needing high-density bus switching
• Telecommunications infrastructure components

Procurement Notes

Verify the specific ordering suffix 'DWR' corresponds to the tape-and-reel packaging configuration required for automated assembly processes. Confirm that the voltage specifications align with the target system's power rails. Ensure compliance with RoHS directives if environmental regulations apply to the final product deployment.

Selection Notes

Select this component when designing systems that require multiple bidirectional switches within a single integrated circuit footprint. The low voltage operation makes it appropriate for modern portable devices. Consider the package size constraints and thermal requirements during the layout phase to ensure optimal performance.

Part Context

This part belongs to the SN74CBTLV3245A series of low-voltage bus switches. It serves as a key component in managing data flow between different voltage domains or subsystems within electronic circuits. The family is known for its compact form factor and energy efficiency.

FAQ

What is the control logic level for enabling the bus switch?

The device utilizes active-low enable logic to control the state of the bus switches.

Does the SN74CBTLV3245DWR support hot insertion?

Yes, the internal design includes protection mechanisms that allow for safe hot insertion without damaging the device.