SN74ALB16244DGGR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74ALB16244DGGR is a 16-bit buffer and line driver with 3-state outputs, manufactured by Texas Instruments. It utilizes Advanced Low-Voltage BiCMOS (ALB) technology designed for 3.3-V operation. The device features Schottky diodes on all inputs to eliminate overshoot and undershoot. It operates within a supply voltage range of 3 V to 3.6 V and an operating temperature range of -40°C to 85°C. Key electrical characteristics include a typical propagation delay of 1.3 ns at 3.3 V, high-level output current of -25 mA, and low-level output current of 25 mA.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Advanced Low-Voltage BiCMOS technology optimized for high-speed 3.3-V applications
• Integrated Schottky diodes on all inputs to prevent signal overshoot and undershoot
• Flow-through architecture designed to optimize printed circuit board layout efficiency

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus buffering in speed-critical paths
• Line driving for memory systems
• Clock distribution networks

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the component status as obsolete before procurement planning. Confirm that the TSSOP-48 package dimensions align with existing PCB footprints. Ensure design compatibility with 3.3-V logic levels and check if alternative active components are required for long-term production support.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring fast switching speeds and robust input protection against transient signals. The flow-through pinout facilitates dense routing compared to traditional architectures. Consider the ALB technology benefits for low-voltage environments where standard CMOS devices may lack sufficient drive strength or speed.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to Texas Instruments' Widebus family, which provides industry-standard pinouts for 16-bit logic functions. The SN74ALB16244 specifically addresses the need for high-performance buffering in low-voltage digital systems, serving as a successor to conventional drivers in demanding timing scenarios.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The datasheet indicates the SN74ALB16244DGGR is obsolete. Verify availability of direct replacements such as the SN74ALB16244DLR or other compatible 16-bit buffers from the same family that maintain the 3.3-V specification and TSSOP-48 form factor.