SN74HC14N

Inverter Schmitt Trigger 6-Element ECL 14-Pin PDIP Tube

SN74HC14N – Hex Schmitt-Trigger Inverter IC – Texas Instruments
Optimize your digital circuits with the SN74HC14N hex inverter from Texas Instruments. This high-speed CMOS logic IC features Schmitt-trigger inputs for superior noise immunity and signal conditioning, operating across a versatile 2V to 6V range. Ideal for waveform shaping and stable signal processing in industrial and embedded systems. PCX ensures genuine Texas Instruments components with same-day shipping and dedicated technical support.

Key Features

Logic Type: Hex Inverter with Schmitt-Trigger Inputs
Supply Voltage: 2V to 6V (wide operating range)
Low Power Consumption: Max 2 µA quiescent current
High Noise Immunity: Schmitt-trigger hysteresis (VL: 0.3V–1.2V, VH: 1.5V–4.2V)
Fast Switching: 21ns max propagation delay @ 6V
Output Drive: 5.2mA sink/source current
Temperature Range: -40°C to 85°C (industrial grade)

Technical Specifications
The SN74HC14N integrates six independent inverters in a 14-pin PDIP package. Its Schmitt-trigger inputs provide hysteresis for reliable switching in noisy environments, accepting TTL-level signals. Through-hole mounting (14-DIP, 7.62mm width) simplifies prototyping and repair. This active-status IC belongs to Texas Instruments’ 74HC series, renowned for balanced propagation delays and low power consumption.

Common Applications

Signal conditioning in sensor interfaces
Waveform shaping for clock oscillators
Noise filtering in industrial control systems
Debouncing switch/button inputs
Level translation in mixed-voltage designs

About Texas Instruments
Texas Instruments (TI) is a global semiconductor leader with over 90 years of innovation in analog and embedded processing technologies. Their components are synonymous with reliability, precision, and cutting-edge performance across aerospace, automotive, and industrial sectors.
TI’s rigorous quality control and extensive R&D investment ensure consistent compliance with international standards. Engineers worldwide trust TI ICs for mission-critical applications requiring long-term stability and environmental resilience.

About Schmitt-Trigger Inverters
Schmitt-trigger inverters convert noisy or slow-changing input signals into crisp digital outputs using voltage hysteresis. Unlike standard inverters, they prevent false triggering by establishing distinct high/low input thresholds, making them essential for signal integrity in electrically noisy environments.
These ICs serve as fundamental building blocks in digital systems for tasks like pulse shaping, oscillation, and interface conditioning. Their ability to “clean up” distorted signals reduces design complexity while improving system reliability in automotive, IoT, and power management applications.

Packaging
Available in protective tube packaging for secure handling and storage. Contact PCX for bulk or custom packaging requirements.

FAQs
Q: What advantages do Schmitt-trigger inputs offer?
A: They eliminate signal chatter in noisy conditions by providing hysteresis, ensuring stable output transitions even with slow or fluctuating inputs.

Q: Is the SN74HC14N compatible with 5V TTL systems?
A: Yes, its input/output levels support seamless interfacing with 5V TTL logic when powered at 5V.

Q: Can I use this for level shifting between 3.3V and 5V circuits?
A: Absolutely. Its 2V–6V operating range makes it ideal for bidirectional level translation.

Q: What is the typical power consumption?
A: Quiescent current is typically 1 µA (max 2 µA), making it suitable for battery-operated devices.