74HC21PW,118

Overview

The Nexperia 74HC21PW,118 is a dual 4-input AND gate in the HC CMOS logic series. It operates within a supply voltage range of 2.0 V to 6.0 V and features inputs with clamp diodes for interfacing voltages exceeding VCC. The device provides high noise immunity and latch-up performance exceeding 100 mA per JESD 78 Class II Level B. It complies with JEDEC standards JESD8C (2.7 V to 3.6 V) and JESD7A (2.0 V to 6.0 V). ESD protection exceeds 2000 V HBM and 1000 V CDM. Operating temperature ranges from -40 °C to +125 °C.

Feature Summary

• Dual 4-input AND gate configuration
• CMOS low power dissipation
• High noise immunity
• Latch-up performance exceeds 100 mA

Applications

• Digital logic circuits
• Signal processing systems
• General-purpose computing applications

Procurement Notes

Verify the specific ordering suffix matches the required package type. Confirm RoHS compliance status through official documentation. Ensure the component meets the intended environmental operating conditions. Check for any recent product change notifications that may affect specifications or availability.

Selection Notes

Select this component when a dual 4-input AND function is required in HC CMOS technology. Consider the TSSOP14 package for space-constrained surface-mount designs. Verify input voltage levels against system requirements. Evaluate propagation delay characteristics for timing-sensitive applications.

Part Context

This part belongs to the Nexperia 74HC family of high-speed CMOS logic devices. The 74HC21 specifically implements dual 4-input AND gates. It is designed for general-purpose digital applications requiring reliable logic operations with low power consumption and wide supply voltage compatibility.

Replacement Considerations

Compatible replacements include other manufacturers' 74HC21 variants in TSSOP14 packages. Ensure pinout compatibility and electrical specifications match. Verify logic level compatibility with existing circuitry.