74F373MSA

Latches Overview

The Fairchild Semiconductor 74F373MSA is an octal transparent latch featuring three-state outputs, designed for bus-organized system applications. It belongs to the F/FAST logic series and operates with a single function containing eight bits of true output data. The device utilizes TTL logic levels and is housed in a 20-pin PDIP package. Key electrical parameters include a maximum low-level output current of 0.024 A and a supply voltage of 5 V. The component supports a maximum operating temperature of 70 °C and provides high noise immunity suitable for digital interfacing.

Latches Feature Summary

• Contains eight latches within a single integrated circuit package
• Features three-state outputs specifically engineered for bus interfacing
• Provides guaranteed minimum ESD protection of 4000V

Latches Applications

• Bus organized system applications
• Digital data storage and transfer
• Interfacing between microprocessors and peripheral devices

Latches Procurement Notes

Verify the specific manufacturer origin, as this component was produced by multiple vendors including Fairchild Semiconductor, National Semiconductor, and NXP Semiconductors. Confirm that the PDIP20 package matches your board layout requirements. Ensure the 5V TTL logic level compatibility aligns with your system design before procurement.

Latches Selection Notes

Select this component when an octal latch with tri-state capability is required for bus systems. It offers a direct pin-compatible alternative to other 74F373 variants from different manufacturers. Consider the 70 °C operating temperature limit and the specific PDIP20 form factor during integration planning.

Latches Part Context

This part is a member of the standard 74F logic family, known for high-speed operation comparable to equivalent Bipolar Schottky TTL. It serves as a fundamental building block for digital circuits requiring temporary data storage and controlled output enablement on shared data buses.

Latches Replacement Considerations

Direct substitutes include SN74F373DBR from Texas Instruments and 74F373MSAX from onsemi. These alternatives maintain functional compatibility while potentially offering different packaging or manufacturing origins.