74ABT2240PW,112

Buffers, Drivers, Receivers, Transceivers Overview

The NXP USA Inc. 74ABT2240PW,112 is an octal inverting buffer utilizing high-performance BiCMOS technology. It operates within a supply voltage range of 4.5 V to 5.5 V and supports an ambient temperature range from -40 °C to +85 °C. The device features two output enable inputs controlling three-state outputs with integrated 30 Ω series termination resistors. Propagation delays are specified between 1.0 ns and 6.0 ns depending on conditions. Quiescent supply current typically measures 50 μA at 5 V.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bus interface with integrated 30 Ω series termination resistors eliminating the need for external components
• Dual output enable inputs allowing independent control of four three-state outputs each
• High noise immunity with ESD protection exceeding 2000 V per MIL STD 883 method 3015
• Power-up three-state functionality ensuring safe initialization during power transitions

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address drivers requiring controlled signal integrity
• Clock distribution networks needing reduced line noise
• Bus receivers and transmitters in high-speed digital systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific PW suffix indicates the TSSOP20 package variant when sourcing. Confirm the manufacturer designation matches NXP USA Inc. or its predecessor Philips Semiconductors entities as listed in official documentation. Ensure the ordering code includes the complete suffix sequence for accurate identification.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for applications demanding low static power dissipation combined with high switching speeds. The integrated series resistance simplifies board layout by reducing reflection issues without additional passive components. Consider the TSSOP20 package constraints regarding thermal management and pin pitch compatibility during PCB design.

Buffers, Drivers, Receivers, Transceivers Part Context

This device belongs to the 74ABT logic family, characterized by BiCMOS construction offering superior speed-power trade-offs compared to standard CMOS. It serves as a functional equivalent to the 74ABT240, with the numbering updated to align with industry standards for octal buffers with termination.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The 74ABT240 is documented as functionally identical to the 74ABT2240. Verify package compatibility if substituting with other variants such as the DIP20 or SO20 versions.