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74ACTQ240PC is listed in the Buffers, Drivers, Receivers, Transceivers range at ChipApex. The manufacturer field lists Fairchild Semiconductor. Its product description is IC BUFFER INVERT 5.5V 20DIP. Review the specifications below when checking this part for your BOM.
The Fairchild Semiconductor 74ACTQ240PC is an octal buffer and line driver featuring inverting outputs with three-state capability. It operates within a supply voltage range of 4.5V to 5.5V, delivering output currents of 24mA for both high and low states. The device exhibits a maximum propagation delay of 9ns at 5V with a 50pF load. It is housed in a 20-pin PDIP package suitable for through-hole mounting and functions reliably across an operating temperature range of -40°C to 85°C.
Verify component authenticity due to discontinued status. Confirm package integrity and pin alignment upon receipt. Check datasheet revisions for any historical specification updates. Ensure storage conditions meet semiconductor handling standards to prevent degradation prior to installation.
Select this component for designs requiring high-drive octal buffering with controlled impedance characteristics. The ACT logic family offers speed comparable to AC series with CMOS compatibility. Verify that the 20-pin DIP footprint matches the target PCB layout constraints before finalizing the bill of materials.
This part belongs to the 74ACTQ Quiet Series, designed for high-speed digital applications requiring low noise. It serves as a successor or alternative to standard 74ACT240 devices, offering improved electromagnetic interference performance while maintaining compatible electrical specifications for direct replacement in many legacy designs.
Public confirmed substitute part numbers are not available in the provided documentation.
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