74HC14N

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74HC14N

IC INVERT SCHMITT 6CH 1IN DIP-14

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Thông số kỹ thuật

Series 74HC
Part Status Active
Logic Type Inverter
Number of Circuits 6
Number of Inputs 6
Features Schmitt Trigger
Voltage - Supply 2V ~ 6V
Current - Quiescent (Max) 20 µA
Current - Output High, Low 5.2mA, 5.2mA
Input Logic Level - Low 1V ~ 3.2V
Input Logic Level - High 1.5V ~ 4.2V
Max Propagation Delay @ V, Max CL 21ns @ 6V, 50pF
Operating Temperature -40°C ~ 85°C
Mounting Type Through Hole
Supplier Device Package 14-DIP
Package / Case 14-DIP (0.300", 7.62mm)

Tổng quan

Description

The 74HC14N is a hex inverting Schmitt trigger IC, part of the 74HC series of digital logic components. It features six independent inverters with Schmitt trigger characteristics, which provide hysteresis in the voltage levels, making it ideal for improving noise immunity and ensuring clean switching of signals.
Operating at a wide voltage range (typically 2V to 6V), it can handle various applications in digital circuits, such as signal conditioning, waveform shaping, and interfacing between different logic levels.
The device offers fast switching speeds, with propagation delays around 6.5 ns at 5V, and has low power consumption. Additionally, it is available in multiple package types, including DIP and surface mount, making it versatile for different design layouts.
The 74HC14N is widely used in electronics for applications requiring stable and reliable signal processing, particularly in environments with potential signal distortion or noise.

Features

The 74HC14N is a hex inverter CMOS logic gate that features six independent inverter circuits. Key specifications include:
1. Supply Voltage: Operates typically from 2V to 6V.
2. Input Logic Levels: Accepts standard TTL input levels.
3. Output Drive: Capable of driving up to 6 mA at a high output level and sinking up to 6 mA at a low output level.
4. Propagation Delay: Typically around 15 ns at 5V, ensuring fast switching times.
5. Wide Operating Temperature Range: Functions effectively between -40°C and +125°C.
6. Low Power Consumption: Consumes low static power, making it suitable for battery-operated devices.
7. Package Options: Available in various packages, including DIP, SOIC, and TSSOP.
The 74HC14N is widely used in digital circuits for signal inversion, shaping, and buffering, making it versatile for various applications in electronics.

Package

The 74HC14N is commonly packaged in a dual in-line package (DIP) form, specifically a 14-pin DIP. It is also available in surface mount packages like SOIC and TSSOP.

Pinout

The 74HC14N is a hex inverter IC with a total of 14 pins. Its pin configuration is as follows:
1. Pin 1-6: Inputs (A1 to A6) for the six inverters.
2. Pin 7: Ground (GND).
3. Pin 8: VCC (power supply, typically +2V to +6V).
4. Pin 9-14: Outputs (Y1 to Y6) corresponding to the six inputs.
Function: The 74HC14N is used to invert digital signals. Each inverter takes a single input and provides a complementary output, making it useful for signal conditioning, logic level conversion, and creating oscillators or waveform generators. The device's high-speed operation and low-power consumption make it suitable for various applications in digital circuits.

Manufacturer

The 74HC14N is a hex inverting Schmitt trigger, and it is manufactured by several companies, with Texas Instruments (TI) being one of the most prominent producers. Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. They are known for their innovative products in analog and digital signal processing and have a strong focus on applications in industries such as automotive, communications, and consumer electronics. TI plays a significant role in the development of electronic components and systems, providing solutions for engineers and designers worldwide. Other manufacturers of the 74HC14N may include ON Semiconductor, Nexperia, and STMicroelectronics, but Texas Instruments is widely recognized for this specific part.

Application

The 74HC14N is a hex inverting Schmitt trigger that can be used in various applications, including:
1. Signal conditioning: Converts slow or noisy signals into sharp, clean digital signals.
2. Waveform generation: Produces square waves and oscillations in timing circuits.
3. Debouncing: Stabilizes mechanical switch inputs.
4. Logic level shifting: Adjusts voltage levels between different logic families.
5. Pulse shaping: Improves the integrity of digital signals in communication systems.
Its high-speed performance and versatility make it suitable for a wide range of digital circuits.

Equivalent

The 74HC14N is a hex inverting Schmitt trigger. Equivalent products include:
- 74HCT14
- 74LS14
- 74LVC14
- MC74HC14A
- CD40106
These alternatives may vary in voltage levels and speed specifications, so check the datasheets for specific applications.

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