SN74LV245ATNSG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LV245ATNSG4 is an octal bus transceiver from Texas Instruments, belonging to the LVC logic family. It features bidirectional data transmission with three-state outputs and operates within a voltage range of 2V to 5.5V. The device utilizes a 20-pin SSOP package and supports mixed-mode operation across ports. Key electrical characteristics include a maximum propagation delay of 6.5ns at 5V, low output impedance, and high electrostatic discharge protection ratings compliant with JESD standards.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Supports bidirectional asynchronous communication between data buses
• Enables mixed-mode voltage operation on all ports
• Provides Ioff support for partial power-down mode to prevent reverse current
• Features high ESD protection exceeding JESD 22 specifications

Buffers, Drivers, Receivers, Transceivers Applications

• Data bus interface in mixed-voltage systems
• Asynchronous two-way communication between memory and microprocessors
• High-speed isolated data transfer applications

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'TNSG4' against official Texas Instruments documentation to confirm pinout, package dimensions, and tape-and-reel specifications. Ensure compatibility with design-in requirements by checking absolute maximum ratings and thermal performance data sheets prior to procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring wide supply voltage flexibility and high-speed data transfer. Consider the SSOP package constraints for PCB layout. Verify that the required propagation delay and drive current meet system timing budgets compared to alternative logic families.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LV245A series of octal bus transceivers. It is designed for CMOS technology and offers improved switching speeds over standard LS logic while maintaining compatibility with various logic families. The series is widely used in embedded systems requiring reliable data bus management.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct equivalents such as SN74LV245APWR or SN74LV245ADW depending on package preference. Verify functional compatibility regarding voltage levels and pin configurations before substitution.