SN74AVCH4T245DT

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AVCH4T245DT is a 4-bit dual-supply bus transceiver from the Texas Instruments AVC logic family, designed for voltage-level translation between different power domains. It operates with supply voltages ranging from 1.2 V to 3.6 V on both ports A and B. The device supports data rates up to 380 Mb/s and features a propagation delay of 2.9 ns. It utilizes a 16-pin SOIC-Narrow package and includes over-voltage tolerant inputs. The component provides three-state outputs and functions as a bidirectional level shifter for high-speed digital interfaces.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Configurable voltage-level shifting capability allows seamless communication between circuits operating at different supply voltages within the 1.2 V to 3.6 V range.
• Over-voltage tolerant inputs ensure reliable operation when interfacing with higher voltage systems without requiring external protection components.
• High-speed data transmission support enables efficient handling of signals up to 380 Mb/s with low propagation delay characteristics.

Buffers, Drivers, Receivers, Transceivers Applications

• Voltage translation between 1.8 V and 3.3 V logic domains in embedded systems
• Bidirectional interface buffering for high-speed serial communication protocols
• Level shifting in portable electronic devices utilizing mixed-voltage architectures

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'DT' corresponds to the SOIC-16 narrow package configuration during sourcing. Confirm that the ordering part number matches the exact electrical specifications required for the target application. Ensure compliance with RoHS directives if applicable to the manufacturing region. Cross-reference the manufacturer's latest datasheet for any potential pinout or functional updates before finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when bidirectional level shifting is required between two power domains both operating within the 1.2 V to 3.6 V range. The SN74AVCH4T245DT is suitable for applications demanding high data rates up to 380 Mb/s. Consider the SOIC-16 package constraints regarding board space and thermal dissipation. Verify that the input voltage levels do not exceed the absolute maximum ratings specified in the official documentation.

Buffers, Drivers, Receivers, Transceivers Part Context

This device belongs to the SN74AVC4T245 series of dual-supply bus transceivers manufactured by Texas Instruments. The AVC family is characterized by its ability to operate across a wide voltage range while maintaining high-speed performance. The 'H' variant typically denotes specific enhancements or revisions within the broader product line, focusing on robustness and compatibility with modern low-voltage logic standards.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AVC4T245PWR (TSSOP-16 package)

Buffers, Drivers, Receivers, Transceivers FAQ

What is the maximum data rate supported by the SN74AVCH4T245DT?

The device supports data rates up to 380 Mb/s.

Does the SN74AVCH4T245DT support partial power-down mode?

Yes, the device supports partial power-down mode via the Ioff feature to prevent backfeeding current.