SN74HCT245PWR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HCT245PWR is an octal bus transceiver with three-state outputs manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and features TTL-compatible inputs with CMOS outputs. The device supports bidirectional data transmission and includes direction control functionality. It is housed in a 20-pin TSSOP package suitable for surface mount applications. The component ensures reliable signal integrity across industrial temperature ranges.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• TTL-compatible input levels ensure seamless integration with legacy logic systems
• CMOS output characteristics provide low power consumption and high noise immunity
• Bidirectional data transfer capability allows flexible system architecture design
• Three-state outputs enable direct connection to system buses without external drivers

Buffers, Drivers, Receivers, Transceivers Applications

• Memory mapping in embedded systems
• I/O port expansion for microcontrollers
• Data bus buffering in communication interfaces
• Level shifting between TTL and CMOS domains

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific revision level and RoHS compliance status directly with the manufacturer or authorized distributors before procurement. Ensure the ordering part number matches the required tape and reel or cut tape packaging configuration. Confirm that the 20-pin TSSOP footprint aligns with your PCB layout requirements. Cross-reference the datasheet version to ensure all electrical specifications meet your current design constraints.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when interfacing between TTL-driven sources and CMOS loads requiring octal width. It is appropriate for designs needing bidirectional flow control on a single bus line. Consider the propagation delay and output drive strength relative to your load capacitance. This device serves as a direct replacement for older HCT series variants in standard 5V logic environments.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SNx4HCT245 family of octal bus transceivers from Texas Instruments. It is designed for general-purpose digital logic applications where bidirectional data transfer is required. The HCT series specifically targets compatibility with HC/HCT logic families, making it a standard choice for mixed-voltage interface circuits in consumer and industrial electronics.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74HCT245PWRE4 is a verified equivalent variant offering identical electrical performance and pinout compatibility.