CD74HCT423MT

Multivibrators Overview

The CD74HCT423MT is a high-speed CMOS logic device containing two dual retriggerable monostable multivibrators with reset. It operates within a supply voltage range of 2 V to 6 V and supports a maximum propagation delay of 25 ns. The component utilizes a 16-SOIC package and functions across an extended temperature range from -55°C to 125°C. It features Schmitt trigger inputs for noise immunity and provides standard TTL-compatible logic levels.

Multivibrators Feature Summary

• Dual independent monostable multivibrator circuits integrated into a single package
• Retriggerable operation allows pulse width extension upon receiving additional input triggers
• Schmitt trigger inputs provide enhanced noise rejection for clean signal transitions
• Wide operating voltage range supports compatibility with various digital logic families

Multivibrators Applications

• Pulse generation and timing control in digital systems
• Frequency division and waveform shaping applications
• Debouncing mechanical switches to eliminate contact bounce effects
• Delay line implementation for sequential logic synchronization

Multivibrators Procurement Notes

Verify the specific suffix against official Texas Instruments documentation to confirm exact package dimensions, lead finish, and RoHS compliance status. Ensure the ordering part number matches the required tape-and-reel or cut-tape configuration. Cross-reference the manufacturer datasheet for any recent product change notices that may affect pinout or electrical characteristics before finalizing procurement specifications.

Multivibrators Selection Notes

Select this component when design requirements demand precise monostable timing with retrigger capability in a compact surface-mount form factor. The HCT series ensures direct compatibility with standard 5V TTL logic interfaces. Evaluate the 25 ns propagation delay against system clock speeds to ensure adequate timing margins. Confirm that the 16-SOIC footprint aligns with existing PCB layout constraints and thermal management strategies.

Multivibrators Part Context

This device belongs to the Texas Instruments 74HCT logic family, which bridges HC CMOS performance with TTL input compatibility. The CD74HCT423 variant specifically addresses applications requiring reliable one-shot pulse generation. It serves as a fundamental building block for timing circuits in industrial and consumer electronics where robust noise immunity and wide voltage tolerance are critical for stable operation.

Multivibrators Replacement Considerations

CD74HC423M96