SN74HCT244ANS

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HCT244ANS is an octal buffer and line driver manufactured by Texas Instruments. It features HCT CMOS technology with TTL-compatible inputs and three-state outputs. The device operates within a supply voltage range of 4.5V to 5.5V. It provides high drive capability, sourcing up to -6mA and sinking up to 6mA at 5V. Typical propagation delay is 33ns at 4.5V and 29ns at 5.5V. Static current is typically 8µA, with maximum operating supply current of 80µA. It is housed in a 20-pin SOIC package.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• TTL-compatible input logic levels for direct interface with TTL systems
• Three-state output design enabling direct connection to bus lines
• High drive capability supporting up to 15 LSTTL loads
• Low power consumption with minimal static current draw

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address drivers
• Clock drivers
• Bus-oriented receivers and transmitters

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'ANS' against current manufacturer catalogs as it may indicate obsolete status or specific packaging variations. Confirm pinout compatibility with target PCB layouts. Ensure voltage requirements align with system specifications before integration.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for applications requiring octal buffering with three-state control. Consider the HCT series for compatibility with standard TTL logic families. Evaluate package constraints regarding the 20-pin SOIC form factor. Verify thermal performance under expected load conditions.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74HCT244 family of octal buffers. It shares functional characteristics with variants like SN74HCT244NSR but differs in package type. The family is designed for high-density memory and clock driving applications in digital systems.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74HCT244NSR is listed as a parametric equivalent substitute. Verify package dimensions and pin compatibility before replacement.