SN74LV245ATPWR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LV245ATPWR is an octal bus transceiver from Texas Instruments' LV series, designed for asynchronous bidirectional data communication. It operates within a supply voltage range of 2V to 5.5V and features TTL/CMOS input levels with LVTTL output levels. The device provides tri-state outputs capable of sourcing and sinking up to 24mA. Packaged in a 20-TSSOP surface-mount format, it supports a wide operating temperature range from -40°C to +125°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Supports mixed-mode voltage operation across all ports
• Enables partial power-down mode via Ioff feature to prevent reverse current
• Provides high electrostatic discharge protection exceeding JESD22 standards

Buffers, Drivers, Receivers, Transceivers Applications

• Asynchronous bidirectional data communication between buses
• Mixed-voltage system data bus interfaces
• Local power-down mode isolation in multi-supply environments

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific 'A' suffix against official documentation to confirm if it denotes automotive qualification or enhanced reliability variants distinct from standard industrial parts. Confirm package dimensions match the 20-TSSOP specification. Ensure compatibility with required operating temperatures and voltage ranges before procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring robust bidirectional data transfer between buses operating at different voltage levels. The wide 2V to 5.5V supply range and mixed-mode capability make it suitable for interfacing legacy 5V logic with modern lower-voltage components. Verify that the 24mA drive strength meets load requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LV245A family of octal bus transceivers manufactured by Texas Instruments. The LV series utilizes CMOS technology optimized for low voltage and low power consumption while maintaining high-speed performance. The 'TPWR' suffix indicates the TSSOP-20 package type and reel packaging configuration.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74LV245APWR is a verified equivalent part number offering identical electrical characteristics and functionality within the same product family.