MM54C221W/883

Multivibrators Overview

The MM54C221W/883 is a dual monostable multivibrator manufactured by National Semiconductor. It features a 16-CFP package and supports a pulse width of 50 ns. This component is designed for military-grade applications, indicated by the /883 suffix, ensuring reliability in harsh environments. The device provides two independent timing channels within a single integrated circuit.

Multivibrators Feature Summary

• Dual monostable multivibrator configuration
• Military-grade qualification per MIL-STD-883
• Compact 16-pin ceramic flatpack construction

Multivibrators Applications

• Military aerospace timing circuits
• Harsh environment signal conditioning
• Pulse generation systems requiring high reliability

Multivibrators Procurement Notes

Verify the /883 suffix confirms MIL-STD-883 compliance. Confirm National Semiconductor origin. Check datasheet for specific military screening levels. Ensure package integrity matches 16-CFP specifications. Validate authenticity through authorized channels due to military grade status.

Multivibrators Selection Notes

Select this part for dual-channel monostable needs in military contexts. Consider the 16-CFP package for thermal and mechanical robustness. Verify timing requirements align with the 50 ns specification. Ensure environmental ratings meet mission parameters. Compare against other MIL-STD-883 qualified alternatives if supply is constrained.

Multivibrators Part Context

This component belongs to the MM54C series of logic devices designed for military use. The MM54C221 specifically offers dual monostable functionality. National Semiconductor developed this line for high-reliability applications. The /883 designation indicates adherence to strict military standards.

Multivibrators Replacement Considerations

Check for other MM54C221 variants with identical /883 qualification. Verify pin compatibility with existing 16-CFP footprints. Ensure timing characteristics match system requirements. Confirm manufacturer authorization for military parts.