SN74HC244DW

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HC244DW is an octal buffer and line driver featuring 3-state outputs, manufactured by Texas Instruments. It operates within a supply voltage range of 2V to 6V and utilizes SOIC-20 packaging. The device provides high-current outputs capable of driving up to 15 LSTTL loads, with typical propagation delay of 11ns. It supports low input current of 1µA maximum and ±6mA output drive at 5V.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal buffers and line drivers designed for bus-oriented receivers and transmitters
• High-current outputs suitable for driving memory address registers and bus lines
• Separate output-enable inputs control two banks of four-bit buffers

Buffers, Drivers, Receivers, Transceivers Applications

• Servers
• LED Displays
• Network Switches
• Telecom Infrastructure
• Motor Drivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package type (SOIC-20) and operating temperature range (-40°C to 85°C or -40°C to 125°C) against your design requirements. Confirm that the logic family matches your system's voltage levels and interface standards. Ensure proper handling precautions are taken due to electrostatic discharge sensitivity.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-drive capability and bus isolation are required. Consider the separate output-enable pins for managing multiple data sources on a shared bus. Evaluate thermal performance if operating in high ambient temperatures or under heavy load conditions.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SNx4HC244 series of octal buffers and line drivers. It is designed to improve performance and density in 3-state memory address drivers and clock drivers. The device consists of two 4-bit buffers with independent output enables.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct replacements include other variants within the SN74HC244 family such as SN74HC244DWR or SN74HC244ANSR, provided they match the required package and electrical specifications.