CD74HC221PWT

Multivibrators Overview

The CD74HC221PWT is a dual monostable multivibrator integrated circuit manufactured by Texas Instruments. It belongs to the 74HC logic family and features Schmitt-trigger inputs for noise immunity. The device operates within a supply voltage range of 2 V to 6 V and supports a wide operating temperature range from -55 °C to +125 °C. It is housed in a 16-pin TSSOP surface-mount package.

Multivibrators Feature Summary

• Dual independent monostable multivibrator circuits
• Schmitt-trigger inputs for improved noise rejection
• Wide operating voltage and temperature ranges

Multivibrators Applications

• Timing pulse generation
• Frequency division
• Waveform shaping

Multivibrators Procurement Notes

Verify the specific suffix 'PWT' against the manufacturer's official documentation to confirm the exact tape-and-reel quantity and packaging specifications. Ensure compatibility with the target PCB footprint and reflow soldering profile requirements for the TSSOP-16 package.

Multivibrators Selection Notes

Select this component when dual monostable functionality is required in a compact surface-mount form factor. The HC series offers high-speed operation compatible with standard CMOS logic levels, while the Schmitt triggers provide robustness against signal noise in demanding environments.

Multivibrators Part Context

This part is a member of the Texas Instruments 74HC (High-speed CMOS Logic) family. It serves as a digital timing solution, providing two independent one-shot circuits capable of generating precise output pulses triggered by external signals.