74ACT11240DBRE4

Buffers, Drivers, Receivers, Transceivers Overview

The Texas Instruments 74ACT11240DBRE4 is an octal buffer and line driver featuring three-state outputs. It operates within a supply voltage range of 4.5 V to 5.5 V, with a typical nominal value of 5 V. The device provides symmetrical active-low output-enable inputs and inverting outputs. It supports high fan-out and improved fan-in capabilities. Electrical characteristics include a high-level output current of -24 mA and a low-level output current of 24 mA at 5.5 V. Propagation delays from input A to output Y range from 1.5 ns to 9.9 ns (max) at 25°C. Power dissipation capacitance per buffer is typically 47 pF when enabled.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Features a flow-through architecture optimized for printed circuit board layout density.
• Utilizes center-pin VCC and GND configurations to minimize high-speed switching noise.
• Incorporates EPIC (Enhanced-Performance Implanted CMOS) process technology.
• Provides TTL-voltage compatible inputs for direct interfacing.

Buffers, Drivers, Receivers, Transceivers Applications

• 3-state memory address drivers
• Clock drivers
• Bus-oriented receivers and transmitters

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix 'E4' against manufacturer documentation to confirm lead-free status and RoHS compliance details. Confirm package type DB corresponds to the Shrink Small-Outline Package. Ensure design specifications align with the recommended operating conditions provided in the official datasheet before finalizing procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring octal buffering with three-state control and inverting logic. Verify that the required propagation delay falls within the specified limits for the target operating temperature. Ensure the application utilizes a 5 V power supply within the 4.5 V to 5.5 V range to maintain electrical performance standards.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74ACT logic family, designed for advanced CMOS applications. It serves as an octal buffer or line driver intended to improve system performance and density. The device is characterized for operation over an extended temperature range of -40°C to +85°C, suitable for industrial environments.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The 74ACT11240DBRG4 is listed as an active alternative offering equivalent functionality in the same SSOP package.

Buffers, Drivers, Receivers, Transceivers FAQ

What is the function of the OE inputs?

The device features symmetrical active-low output-enable (OE) inputs that control the state of the outputs, allowing them to enter a high-impedance state when disabled.

How does the latch-up immunity compare at elevated temperatures?

The device exhibits typical latch-up immunity of 500 mA at 125°C due to its EPIC process technology.