74FCT843BSPC

Latches Overview

The National Semiconductor 74FCT843BSPC is a D-type transparent latch housed in a 24-pin DIP package. It features one channel with nine bits, providing tri-state, non-inverted outputs. The device operates within a supply voltage range of 4.75 V to 5.25 V and supports an operating temperature range from 0 °C to +70 °C.

Latches Feature Summary

• Provides D-type transparent latching functionality for data storage
• Features tri-state outputs for bus-driven applications
• Includes clear and preset control capabilities

Latches Applications

• Data buffering in digital systems
• Interface circuits requiring temporary data storage
• Bus-oriented memory architectures

Latches Procurement Notes

Verify the manufacturer designation as National Semiconductor or its successor entities when sourcing this component. Confirm the specific package type is 24-pin DIP (PDIP) and ensure the operating temperature grade matches industrial requirements. Cross-reference part numbers carefully due to potential legacy branding changes.

Latches Selection Notes

Select this component for designs requiring single-channel, nine-bit latching with tri-state output control. Ensure the system voltage aligns with the specified 4.75 V to 5.25 V range. Consider the DIP-24 package constraints for PCB layout and verify thermal limits against the 0 °C to +70 °C specification.

Latches Part Context

This component belongs to the FCT series of logic devices, designed for high-speed CMOS applications. It serves as a fundamental building block for sequential logic circuits, offering reliable data retention and transfer capabilities in standard digital environments.

Latches Replacement Considerations

Compatible substitutes include CD74FCT843AM and IDT74FCT843BP. Verify pin compatibility and electrical specifications before substitution.