SN74HC240PWR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74HC240PWR is an octal buffer and line driver manufactured by Texas Instruments. It operates within a supply voltage range of 2V to 6V and features three-state outputs. The device contains two independent four-bit buffers, providing eight input lines and eight output lines with inverted polarity. It utilizes high-speed CMOS technology for efficient performance. The component is housed in a 20-pin TSSOP surface-mount package. It supports a wide operating temperature range from -40°C to 85°C. The logic series is classified as HC, ensuring compatibility with standard digital logic interfaces.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal configuration with two independent four-bit buffers
• Three-state output capability for bus-oriented applications
• High-speed CMOS technology for low power consumption
• Inverted output polarity for signal buffering

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented systems requiring signal buffering
• Memory and address decoding circuits
• Clock drivers and timing circuits
• General-purpose digital logic interfacing

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix to confirm the tape and reel quantity and packaging type. Ensure the requested variant matches the required moisture sensitivity level and RoHS compliance status. Confirm the manufacturer date code and lot traceability requirements before finalizing the purchase order to align with production schedules.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an octal buffer with three-state outputs is required for bus-driven applications. The HC series offers speed comparable to LS TTL but with lower power consumption. Verify that the 2V to 6V supply voltage range meets the system requirements. Consider the TSSOP package dimensions for PCB layout constraints and thermal management needs during the design phase.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the Texas Instruments 74HC series of high-speed CMOS logic devices. The 74HC family is designed to replace older TTL technologies while offering improved power efficiency and noise immunity. The SN74HC240 specifically provides octal buffering capabilities, making it suitable for driving multiple loads on shared data buses or control lines in complex digital systems.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74HC240PWRE4 is a verified equivalent part number from Texas Instruments.