74HCT140

Name: 74HCT140
Brand: Philips
Rating: 4.5 (10 reviews)
Author: Lisleapex

The 74HCT14 datasheet provides detailed information on the hex inverting Schmitt trigger

6,911 Effective Inventory

74HCT140

Effective Inventory6,911

The 74HCT14 datasheet provides detailed information on the hex inverting Schmitt trigger

Manufacturer Part # : 74HCT140
Package/Case: SOP-14
Brand: Philips
Product Categories : Gates

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74HCT140 DataSheet

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74HCT140 Description

The 74HCT140 is a high-speed, low-power Schmitt trigger inverter from NXP, designed for reliable digital signal processing applications. This device features a wide operating temperature range and is housed in an SOP-14 package, making it suitable for compact circuit designs.

Features

High-Speed Operation: Operates at speeds up to 50 MHz, making it suitable for high-frequency digital signal processing applications.
Low Power Consumption: Optimized for low power usage, ideal for battery-powered devices or energy-efficient systems.
Wide Temperature Range: Operates efficiently between -40°C and +125°C, allowing it to function reliably in various environmental conditions.

Application

The 74HCT140 is commonly used in digital signal processing applications where high-speed operation, low power consumption, and a wide operating temperature range are essential.

Where to Use:

Digital signal processing systems
Battery-powered devices
Energy-efficient systems
Industrial control systems

Manufacturer

The 74HCT140 is manufactured by NXP, a global leader in semiconductor technology. It falls under the category of Schmitt trigger inverters, which are designed to facilitate reliable digital signal processing applications.

This product was developed to meet the growing demand for high-speed and low-power digital signal processing solutions in various industries.

Packages

The 74HCT140 comes in an SOP-14 package. This package is designed for surface-mount technology, offering a compact and efficient solution for integrating the device into electronic circuits.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Manufacturer

Texas Instruments

Product Category !

IC Chips

FAQs

What is 74HCT140?

The 74HCT140 is a high-speed CMOS (Complementary Metal-Oxide-Semiconductor) dual 4-input NAND gate IC (Integrated Circuit) designed for digital logic applications. It is ideal for logic synthesis, arithmetic functions, and other digital processing tasks.

How Does 74HCT140 Work?

The 74HCT140 functions as a dual 4-input NAND gate, where each gate has four inputs and one output. It performs logical NAND operations on the input signals, producing the corresponding output based on the truth table of a NAND gate. The IC operates at high speed and is compatible with TTL (Transistor-Transistor Logic) inputs.

How Many Pins does 74HCT140 have and What are the Functions of the Pinout Configuration?

The 74HCT140 is typically available in a 14-pin DIP (Dual Inline Package) or SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

GND: Ground connection.
VCC: Positive power supply pin.
IN1A, IN2A, IN3A, IN4A: Inputs for NAND gate A.
OUTA: Output of NAND gate A.
IN1B, IN2B, IN3B, IN4B: Inputs for NAND gate B.
OUTB: Output of NAND gate B.

What are the Pros and Cons of 74HCT140?

Pros:

High Speed: Operates at high speed, suitable for time-critical logic operations.
Low Power Consumption: Consumes low power, enhancing energy efficiency.
Dual Gates: Features two separate NAND gates in a single IC package, offering flexibility in logic design.
Wide Operating Voltage Range: Compatible with a broad range of supply voltages.

Cons:

Propagation Delay: May have a non-zero propagation delay, affecting timing in synchronous circuits.
Complex Logic Design: Requires understanding of digital logic principles for proper implementation.
Input Voltage Levels: Compatibility with TTL inputs may require level shifting in certain applications.

Are There Any Equivalents/Alternatives to 74HCT140 for Recommendation?

The 74HC20 also offers dual 4-input NAND gates but with slightly different characteristics.
Alternatives to the 74HCT140 include the CD4012 and CD4023 series from different manufacturers.