74ABT240CSCX

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ABT240CSCX is an inverting octal buffer and line driver featuring 3-STATE outputs. It operates within a supply voltage range of 4.5V to 5.5V. The device provides high output drive capability with a sink current of 64 mA and a source current of 32 mA. Propagation delays are specified at 1.0 ns minimum and 5.5 ns maximum under typical conditions. It includes guaranteed latchup protection exceeding 150 mA and supports nondestructive hot insertion.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Inverting octal buffer and line driver design for memory address, clock, and bus applications
• High impedance glitch-free bus loading during power-up and power-down cycles
• Nondestructive hot insertion capability for system reliability
• Guaranteed latchup protection exceeding industry standards

Buffers, Drivers, Receivers, Transceivers Applications

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

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package variant against the ordering code suffix. The 'C' indicates SOIC, while other suffixes denote different packages. Confirm RoHS compliance status as per JEDEC J-STD-020B standards. Ensure the component matches the Fairchild Semiconductor datasheet specifications if sourcing from third-party distributors.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for applications requiring high-speed signal buffering with significant drive strength. The ABT logic family offers faster propagation than standard AC or HCT families. Consider the 3-state outputs for bus sharing requirements. Verify thermal management needs due to the high output currents provided by the device.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74ABT logic family, which combines the speed of Advanced Bipolar Technology with CMOS low power consumption. It is designed to improve PC board density compared to older logic families. The device serves as a critical interface component in digital systems requiring robust signal transmission.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for pin-compatible alternatives such as the 74ABT240CSJ (SOP package) or 74ABT240CMTC (TSSOP package). Verify that substitute components maintain the same 4.5V to 5.5V operating voltage and 3-state output functionality.