SN74HCT646NTG4

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HCT646NTG4 is an octal bus transceiver and register manufactured by Texas Instruments. It features a non-inverting configuration with three-state outputs, allowing for effective bus-oriented memory and communication applications. The device operates within a supply voltage range of 4.5V to 5.5V and supports a wide operating temperature range from -40°C to 85°C. It is housed in a 24-pin plastic dual in-line package (PDIP) with a standard lead pitch.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bus transceiver and register functionality
• Three-state output capability for bus driving
• Non-inverting logic configuration

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented memory systems
• Communication circuits
• Control logic interfaces

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'G4' indicates RoHS compliance and manufacturing details as per Texas Instruments documentation. Confirm the package type matches the required PCB footprint. Check current availability status as this component may be subject to lifecycle changes or obsolescence notices from the manufacturer.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an octal transceiver with register capability is required for 5V logic systems. Ensure the design utilizes a 4.5V to 5.5V power supply. Consider the PDIP package constraints for board space. Verify that the three-state outputs align with the system bus architecture requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74HCT logic family, designed for high-speed CMOS operation with TTL-compatible inputs. It serves as a critical interface component in digital systems requiring data buffering and temporary storage on shared buses. The device integrates both transceiver and register functions into a single package.