SN74HC14NSR

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SN74HC14NSR

IC INVERT SCHMITT 6CH 1-IN 14SOP

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規格

Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series 74HC
ProductStatus Active
LogicType Inverter
NumberofCircuits 6
NumberofInputs 1
Features Schmitt Trigger
Voltage-Supply 2V ~ 6V
Current-Quiescent(Max) 2 µA
Current-OutputHighLow 5.2mA, 5.2mA
LogicLevel-Low 0.3V ~ 1.2V
LogicLevel-High 1.5V ~ 4.2V
MaxPropagationDelay@VMaxCL 21ns @ 6V, 50pF
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
SupplierDevicePackage 14-SO

概述

Description

The SN74HC14NSR is a hex inverter Schmitt-trigger logic gate, part of the Texas Instruments 74HC series. It features six independent inverters, each providing a high-speed signal processing capability with noise immunity. The Schmitt-trigger design allows for clean transitions between states, making it effective for dealing with slow or noisy input signals.
Key specifications include a supply voltage range of 2V to 6V, operating temperature from -40°C to 125°C, and a typical propagation delay of about 15 ns at 5V. The SN74HC14NSR is housed in a small SOIC-14 package, making it suitable for space-constrained applications.
It is commonly used in digital circuits for signal conditioning, waveform shaping, and as a buffer in various applications, including automotive, telecommunications, and consumer electronics. Its versatility and reliability make it a popular choice for both hobbyists and professional engineers.

Features

The SN74HC14NSR is a hex inverter featuring Schmitt-trigger inputs, designed for high-speed logic applications. Key features include:
1. Hex Inverter: Contains six independent inverter gates.
2. Schmitt Trigger Inputs: Provide improved noise immunity and fast transition times due to their hysteresis characteristics.
3. Supply Voltage Range: Operates from 2V to 6V, making it suitable for a variety of applications.
4. High-Speed Operation: Typical propagation delay is around 6.5 ns at 5V, enabling fast signal processing.
5. Low Power Consumption: Consumes minimal power in both static and dynamic states.
6. Output Drive Capability: Can drive up to 6 mA at VCC = 5V, allowing it to interface with other logic families.
7. Wide Operating Temperature: Functional from -40°C to 125°C, ensuring reliability in diverse environments.
8. Standard Logic Compatibility: Compatible with TTL and other logic families, enhancing versatility in circuit design.
These features make the SN74HC14NSR ideal for applications such as digital signal conditioning, waveform generation, and interfacing.

Package

The SN74HC14NSR is packaged in a 14-pin SOIC (Small Outline Integrated Circuit) format. This surface-mount package is designed for compact applications, allowing for efficient PCB space utilization.

Pinout

The SN74HC14NSR is a hex inverter with Schmitt-trigger inputs, featuring a total of 14 pins. The primary function of this device is to perform logical inversion on digital signals while providing hysteresis, which helps to improve noise immunity and ensures clean switching.
Pin Count and Functions:
- Total Pins: 14
- Pin Functions:
- Pins 1, 3, 5, 7, 9, 11: Inputs (A1, A2, A3, A4, A5, A6) for the six inverter gates.
- Pins 2, 4, 6, 8, 10, 12: Outputs (Y1, Y2, Y3, Y4, Y5, Y6) corresponding to the inputs.
- Pin 13: VCC (Power Supply, typically +2V to +6V).
- Pin 7: GND (Ground).
This configuration allows the SN74HC14NSR to effectively manipulate digital signals in various applications, including signal conditioning and waveform shaping.

Manufacturer

The SN74HC14NSR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and producing a wide range of electronic components, including analog and digital integrated circuits, microcontrollers, and processors. Established in 1930, the company is known for its innovation in the electronics industry and serves various sectors such as automotive, communications, industrial, and consumer electronics. TI's products are widely used in various applications, making it a key player in the semiconductor market.

Application

The SN74HC14NSR is a hex inverting Schmitt trigger, commonly used in digital circuits for signal conditioning, noise filtering, and waveform shaping. Its application areas include interfacing between different logic levels, generating clean square wave signals, debouncing mechanical switches, and improving signal integrity in high-speed data communication. It's suitable for use in consumer electronics, automotive systems, and industrial automation.

Equivalent

The SN74HC14NSR is a hex inverting Schmitt-trigger CMOS buffer. Equivalent products include:
1. MC74HC14A
2. 74HCT14
3. CD40106
4. 74HC14 (in various package types)
5. 74LVC14A
Ensure to check specifications like voltage levels, speed, and package type for compatibility in your application.

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