SN74BCT544NT

Buffers, Drivers, Receivers, Transceivers Overview

The SN74BCT544NT is an octal bus transceiver manufactured by Texas Instruments, belonging to the BCT logic series. It features eight bidirectional data channels with three-state outputs and operates within a supply voltage range of 4.5 V to 5.5 V. The device utilizes a DIP-20 package for through-hole mounting and supports TTL input levels. It provides high-level output current of -15 mA and low-level output current of 64 mA, ensuring robust signal driving capabilities across its operational temperature range of 0°C to +70°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bidirectional data transfer capability
• Three-state output control
• TTL-compatible input structure

Buffers, Drivers, Receivers, Transceivers Applications

• Bidirectional data bus architectures
• Memory interface circuits
• I/O port expansion systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'NT' against official Texas Instruments documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with existing PCB footprints and verify RoHS compliance status prior to integration into production designs.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for applications requiring bidirectional data flow between buses. Compare propagation delay and drive strength against similar BCT series devices. Confirm that the DIP-20 package aligns with assembly requirements and that the operating voltage matches the system power rail.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the Texas Instruments SN74BCT family, which combines BiCMOS technology for high speed with CMOS low power consumption. The BCT series is designed for high-density applications requiring fast switching speeds and improved noise immunity compared to standard TTL logic families.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct pin-compatible alternatives within the SN74BCT544 series or equivalent parts from other manufacturers. Verify electrical parameter equivalence, particularly output drive current and propagation delay, before substituting.