Texas Instruments

SN74HC14DRG3

SN74HC14DRG3 Description

The SN74HC14DRG3 from Texas Instruments is a hex Schmitt-trigger inverter belonging to the 74HC series, designed for high-speed CMOS logic applications. Packaged in a 14-pin SOIC and supplied in Tape & Reel (TR), this surface-mount device operates within a 2V to 6V voltage range, making it suitable for both low-power and standard logic-level systems. With a maximum propagation delay of 21ns at 6V and 50pF, it ensures reliable signal conditioning in noisy environments. The Schmitt-trigger input architecture provides hysteresis, enhancing noise immunity and signal integrity, while consuming only 2 µA (max) quiescent current, ideal for power-sensitive designs.

SN74HC14DRG3 Features

• Logic Type: Hex Inverter with Schmitt-trigger inputs for improved noise rejection.
• Wide Voltage Range: 2V to 6V operation, compatible with TTL and CMOS levels.
• High Noise Immunity: Input hysteresis ensures stable output despite signal fluctuations.
• Low Power Consumption: 2 µA (max) quiescent current for energy-efficient designs.
• Balanced Output Drive: 5.2mA output current (high/low) for robust signal transmission.
• Fast Switching: 21ns propagation delay at 6V, enabling high-speed applications.
• Robust Packaging: 14-SOIC with MSL 1 (Unlimited) moisture sensitivity, ensuring reliability.
• Compliance: ROHS3 Compliant and REACH Unaffected, meeting environmental standards.

SN74HC14DRG3 Applications

• Signal Conditioning: Ideal for debouncing switches, filtering noisy sensor inputs, and reshaping distorted waveforms.
• Oscillators & Timing Circuits: Used in relaxation oscillators due to Schmitt-trigger hysteresis.
• Industrial Control Systems: Enhances reliability in PLCs, motor drives, and automation equipment.
• Consumer Electronics: Found in smart home devices, wearables, and battery-powered gadgets.
• Communication Systems: Ensures clean signal transitions in data transmission and interface circuits.

Conclusion of SN74HC14DRG3

The SN74HC14DRG3 stands out as a versatile, high-performance Schmitt-trigger inverter, combining low power consumption, robust noise immunity, and fast switching in a compact SOIC package. Its wide voltage compatibility and high output drive make it a preferred choice for noise-sensitive, power-efficient, and high-speed digital systems. Whether used in industrial, consumer, or communication applications, this IC delivers reliable signal integrity while adhering to stringent environmental standards.