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74HC14PW

Name: 74HC14PW
Rating: 4.7 (12 reviews)

Inverters HEX INVERTER SCHMITT TRIGGER

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概述

Description

The 74HC14PW is a hex inverting Schmitt trigger, part of the 74HC family of logic devices. It contains six independent inverters, each featuring a Schmitt trigger input, which provides improved noise immunity and a cleaner output signal compared to standard inverters. This characteristic is particularly useful in applications where input signals may have slow rise and fall times.
The device operates on a wide supply voltage range of 2V to 6V, making it versatile for various digital circuits. It is designed for high-speed operation, typically reaching propagation delays as low as 9ns at a 5V supply. The 74HC14PW is available in a 14-pin Dual In-line Package (DIP) or surface-mount options, facilitating easy integration into prototype and production designs.
Applications of the 74HC14PW include signal conditioning, waveform shaping, and interfacing between different logic levels. Its robust design makes it suitable for both consumer electronics and industrial applications.

Features

The 74HC14PW is a hex inverter IC featuring six independent Schmitt-trigger inverters. Key features include:
1. Voltage Range: Operates within a supply voltage range of 2V to 6V, making it compatible with various digital circuits.
2. High Noise Immunity: The Schmitt-trigger input provides hysteresis, improving noise immunity and allowing for slow input transitions.
3. Fast Switching: Capable of high-speed operation with propagation delays as low as 6ns at 5V.
4. Low Power Consumption: The HC (High-speed CMOS) technology ensures low static power consumption.
5. Output Drive Capability: Each output can drive up to 20mA, suitable for interfacing with other logic devices.
6. Wide Temperature Range: Operating temperature from -40°C to 125°C, ideal for industrial applications.
7. Pin Configuration: Available in a 14-pin DIP or surface mount package, facilitating flexible design layouts.
These features make the 74HC14PW suitable for various digital applications, including signal conditioning and waveform shaping.

Package

The 74HC14PW is an inverter IC packaged in a TSSOP (Thin Shrink Small Outline Package) with 14 pins.

Pinout

The 74HC14PW is a hex inverting Schmitt trigger. It contains six independent inverters with Schmitt trigger inputs. The pin count for the 74HC14 is 14 pins.
Pin functions are as follows:
1. 1A to 6A (Pins 1, 3, 5, 7, 9, 11): These are the input pins for the six inverters.
2. 1Y to 6Y (Pins 2, 4, 6, 8, 10, 12): These are the output pins corresponding to the inputs; they provide the inverted output.
3. GND (Pin 7): Ground connection.
4. VCC (Pin 14): Power supply connection.
The device is used in applications requiring signal conditioning and noise immunity.

Manufacturer

The 74HC14PW is manufactured by Nexperia, a company that specializes in semiconductor products. Nexperia designs and produces a wide range of discrete and logic devices, including integrated circuits (ICs) and transistors. The 74HC14PW specifically is a hex inverting Schmitt-trigger buffer, widely used in digital circuits for signal conditioning and noise immunity. Nexperia focuses on high-quality and reliable components, catering to various industries such as automotive, consumer electronics, and industrial applications. The company was spun off from NXP Semiconductors in 2017 and has since established itself as a key player in the semiconductor market.

Application

The 74HC14PW is a hex inverting Schmitt trigger, commonly used in digital circuits for signal conditioning. Its application areas include waveform shaping, noise immunity in high-speed environments, and interfacing slow input signals to fast logic. It's also utilized in pulse generation, frequency division, and as a buffer to drive capacitive loads. Additionally, it finds use in switching power supplies and various timing applications due to its unique hysteresis characteristics.

Equivalent

The 74HC14PW, a hex inverter with Schmitt trigger inputs, has several equivalent products, including:
1. 74HCT14
2. CD40106
3. MC74HC14A
4. TC74HC14AP
5. 74LV14
These alternatives vary slightly in specifications, such as input voltage levels and speed, so it's important to check the datasheets for specific applications.