SN74LS14N

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SN74LS14N

+BOM

IC INVERT SCHMITT 6CH 1-IN 14DIP

  • ManufacturerTexas Instruments

  • Mfr. Part #SN74LS14N

  • Package PDIP (N)-14

  • In Stock7487

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Specifications

Attribute Value
Package Tube
Series 74LS
ProductStatus Active
LogicType Inverter
NumberofCircuits 6
NumberofInputs 1
Features Schmitt Trigger
Voltage-Supply 4.75V ~ 5.25V
Current-OutputHighLow 400µA, 8mA
LogicLevel-Low 0.5V
LogicLevel-High 1.9V
MaxPropagationDelay@VMaxCL 22ns @ 5V, 15pF
OperatingTemperature 0°C ~ 70°C
MountingType Through Hole
SupplierDevicePackage 14-PDIP

Overview

Description

The SN74LS14N is a hex Schmitt-trigger inverter integrated circuit from the 7400 series of TTL logic devices, manufactured by Texas Instruments and other semiconductor companies. It features six independent inverters, each incorporating a Schmitt trigger for enhanced noise immunity and signal integrity. The Schmitt trigger input is designed to accept slow or noisy signals and transform them into clean, fast transitions, which is particularly useful in digital circuits where signal reliability is critical.
Key specifications include a supply voltage range of 4.75V to 5.25V, typical propagation delay of 22ns, and a maximum output current of 8mA. The SN74LS14N operates within a temperature range of 0°C to 70°C, making it suitable for various consumer and industrial applications.
Typical use cases involve waveform shaping, signal conditioning, and improving the robustness of digital signals in environments with electrical noise. The device comes in a 14-pin dual in-line package (DIP), making it easy to integrate onto PCBs and breadboards for prototyping and production purposes.

Equivalent

The SN74LS14N is a hex Schmitt-trigger inverter, part of the 74LS series. Equivalent or similar products include:
1. 74HC14 or SN74HC14N - High-speed CMOS version.
2. 74HCT14 - High-speed CMOS with TTL input levels.
3. CD40106 - CMOS version offering wider voltage range.
4. MC14584 - Another CMOS equivalent.
5. NTE74LS14 - Equivalent by NTE Electronics.
These alternatives may have variations in speed, power consumption, and voltage ratings, so verify specifications for compatibility.

Features

The SN74LS14N is a hex Schmitt-trigger inverter from Texas Instruments. It features the following:
1. Schmitt-Trigger Inputs: Provides hysteresis for noise immunity and clean signal transitions.
2. Hex Inverter: Contains six independent inverters in a single package.
3. TTL-Compatible: Operates with standard TTL logic levels.
4. Wide Operating Voltage Range: Typically operates at 5V, suitable for a variety of applications.
5. Fast Switching: Offers quick response times ideal for high-speed applications.
6. High Noise Immunity: Enhanced signal reliability in noisy environments.
7. Low Power Consumption: Efficient operation with reduced power requirements.
8. Standard Pin Configuration: Comes in a 14-pin DIP package for easy integration.
9. Temperature Range: Typically operates within a range suitable for commercial temperature applications.
These features make the SN74LS14N suitable for tasks requiring signal shaping, noise rejection, or interfacing between different logic levels.

Pinout

The SN74LS14N is a hex inverter Schmitt trigger IC. It features six independent inverters, each with a Schmitt-trigger input. The primary function of this IC is to convert analog input signals to digital output signals by providing noise immunity and a clean transition between high and low states. This is achieved using Schmitt-trigger action, which provides hysteresis, making it particularly suitable for use in noisy environments.
The SN74LS14N comes in a 14-pin dual in-line package (DIP). The pin configuration is as follows:
- Pins 1, 3, 5, 9, 11, 13: Inputs for each of the six inverters.
- Pins 2, 4, 6, 8, 10, 12: Outputs for each of the six inverters.
- Pin 7: Ground (GND).
- Pin 14: Positive supply voltage (VCC).
This IC is commonly used in applications where signal conditioning and noise filtering are essential.

Manufacturer

The SN74LS14N is manufactured by Texas Instruments. Texas Instruments, commonly referred to as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. They are one of the largest producers of analog chips, digital signal processors, and embedded processors. TI's products are widely used in a variety of applications, from consumer electronics and automotive systems to industrial equipment and telecommunications. The company is known for its innovation and extensive catalog of electronic components, serving customers globally.

Application

The SN74LS14N is a hex Schmitt-trigger inverter IC used in various applications. Its primary areas include:
1. Signal Conditioning: Improves signal integrity by converting analog input signals into clean digital outputs.
2. Noise Immunity: Effective in environments with high noise levels due to its Schmitt-trigger action, which provides hysteresis.
3. Waveform Shaping: Converts slow or noisy square waves into clean digital signals.
4. Oscillator Circuits: Used in creating oscillators and pulse generators.
5. Debouncing: Helps in debouncing mechanical switches in digital circuits.
Its reliability and performance make it suitable for use in consumer electronics, industrial control systems, and communication devices.

Package

The SN74LS14N is a hex Schmitt-trigger inverter IC with a through-hole package type, specifically a 14-pin Dual In-line Package (DIP-14).

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