74HCT20 NAND Gate:Datasheet, Pinout and Application

Sophie

Published: 18 October 2021 | Last Updated: 18 October 2021

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74HCT20N,652

74HCT20N,652

NXP USA Inc.

Gates & Inverters 4.5V~5.5V V

Purchase Guide

Gates & Inverters 4.5V~5.5V V

This article will unlock more details about 74HCT20, a high-speed CMOS Logic dual 4-input NAND Gate. And more, there is a huge range of Semiconductors, Capacitors, Resistors and ICs in stock. Welcome RFQ.

74HCT20 Pinout

74HCT20 Pinout.jpg

74HCT20 Pinout

Pin   NumberPin NameDescription
6NAND Gate Output pin (1)The output pin of NAND Gate - 1
1,2,4,5NAND Gate Input pin (1)Four Input pins of NAND Gate -1 
7GroundConnect to the ground of the circuit.
9,10,12,13NAND Gate Input pin (2)Four Input pins of NAND Gate -2
8NAND Gate Output pin (2)The output pin of NAND Gate - 2
14Vcc (Vdd)Used to power the IC. Typically +5V is used

Pin Description


74HCT20 CAD Model

Symbol

74HCT20 Symbol.jpg

74HCT20 Symbol

Footprint

74HCT20 Footprint.jpg

74HCT20 Footprint



74HCT20 Description

The 74HCT20 is a twin 4-input CMOS Logic NAND Gate with fast speed. The logic gates use silicon gate CMOS technology to reach operating speeds comparable to LSTTL gates while consuming the same amount of power as normal CMOS integrated circuits. It's typically found in buffer circuits, logic inverter circuits, and other electronic circuits.


Specifications

NXP USA Inc. 74HCT20N,652 technical specifications, attributes, parameters and parts with similar specifications to NXP USA Inc. 74HCT20N,652.
  • Type
    Parameter
  • Mounting Type

    The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.

    Through Hole
  • Package / Case

    refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

    14-DIP (0.300, 7.62mm)
  • Logic Level-High
    2V
  • Logic Level-Low
    0.8V
  • Operating Temperature

    The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

    -40°C~125°C
  • Packaging

    Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

    Tube
  • Series

    In electronic components, the "Series" refers to a group of products that share similar characteristics, designs, or functionalities, often produced by the same manufacturer. These components within a series typically have common specifications but may vary in terms of voltage, power, or packaging to meet different application needs. The series name helps identify and differentiate between various product lines within a manufacturer's catalog.

    74HCT
  • Published
    2010
  • Part Status

    Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

    Obsolete
  • Moisture Sensitivity Level (MSL)

    Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures

    1 (Unlimited)
  • Voltage - Supply

    Voltage - Supply refers to the range of voltage levels that an electronic component or circuit is designed to operate with. It indicates the minimum and maximum supply voltage that can be applied for the device to function properly. Providing supply voltages outside this range can lead to malfunction, damage, or reduced performance. This parameter is critical for ensuring compatibility between different components in a circuit.

    4.5V~5.5V
  • Base Part Number

    The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.

    74HCT20
  • Number of Circuits
    2
  • Number of Inputs
    4
  • Logic Type

    Logic Type in electronic components refers to the classification of circuits based on the logical operations they perform. It includes types such as AND, OR, NOT, NAND, NOR, XOR, and XNOR, each defining the relationship between binary inputs and outputs. The logic type determines how the inputs affect the output state based on specific rules of Boolean algebra. This classification is crucial for designing digital circuits and systems, enabling engineers to select appropriate components for desired functionalities.

    NAND Gate
  • Max Propagation Delay @ V, Max CL

    The parameter "Max Propagation Delay @ V, Max CL" in electronic components refers to the maximum amount of time it takes for a signal to propagate through the component from input to output when operating at a specific voltage (V) and driving a maximum specified load capacitance (CL). This parameter is crucial in determining the speed and performance of the component in a circuit. A shorter propagation delay indicates faster signal processing and better overall performance. Designers use this parameter to ensure that signals can be transmitted and received within the required timing constraints in their electronic systems.

    28ns @ 4.5V, 50pF
  • Current - Quiescent (Max)

    The parameter "Current - Quiescent (Max)" in electronic components refers to the maximum amount of current that a device consumes when it is in a quiescent or idle state. This parameter is important because it indicates the minimum power consumption of the device when it is not actively performing any tasks. It is typically measured in units of amperes (A) and helps in determining the overall power efficiency and battery life of the electronic component. Designers and engineers use this parameter to ensure that the device meets power consumption requirements and operates within specified limits during standby or idle modes.

    2μA
  • RoHS Status

    RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

    ROHS3 Compliant
0 Similar Products Remaining

Parts with Similar Specs

The three parts on the right have similar specifications to NXP USA Inc. & 74HCT20N,652.

74HCT20 Feature

• Complies with JEDEC standard JESD7A

• Low-power dissipation

• Input levels:

• For 74HCT20: TTL level

• ESD protection:

• HBM JESD22-A114F exceeds 2 000 V

• MM JESD22-A115-A exceeds 200 V

• Multiple package options

• Specified from -40 °C to +80 °C and from -40 °C to +125 °C


74HCT20 Application

  • Logic Buffer circuit

  • Basic Logic Circuits

  • Encoders and Decoders

  • Multiplexers and De-multiplexers

  • Oscillator circuits

  • Networking and Digital Systems


74HCT20 Equivalent

Equivalent for 74HCT20:  CD4012, 74S140, 74HC20


How to use 74HCT20

The 74HCT20 is a Logic Gate family IC with dual 4-input NAND gates. It can accept four logic inputs and output a NAND Gate truth table-based output. Clamp diodes are used as inputs. This allows current limiting resistors to be used to interface inputs to voltages greater than VCC. In digital communication, the NAND gate is extensively employed in buffer circuits and logic inverter circuits. The pinout and features of the 74HCT20 and 74HC20 are extremely similar.

Input AInput BInput CInput DOutput Y
00001
00011
00101
00111
01001
01011
01101
01111
10001
10011
10101
10111
11001
11011
11101
11110

Input NAND Gate Truth Table

Simply connect the Vcc and ground connections to power the 74HCT20 IC. The IC's typical working voltage is +5V. The IC's output voltage on pin Y will be the same as the IC's operational voltage. When one or both of the Gate's inputs are high, the output will be high, according to the NAND Gate 4 input truth table shown above. The following is a diagram of the 74HCT20's internal circuit:

74HCT20 Internal Circuit.jpg

74HCT20 Internal Circuit


74HCT20 Package

74HCT20 Package.jpg

74HCT20 Package


74HCT20 Manufacturer

NXP Semiconductors is dedicated to providing secure connectivity solutions for embedded applications, the company has 45,000 employees in more than 35 countries. and has been operating, with its experience and expertise, for more than 60 years. As a leader in this field, NXP is driving innovation in the secure connected vehicle, end-to-end security & privacy and smart connected solutions markets, with the hope of making lives easier, better and safer Freescale Semiconductor parts are now a part of the NXP family.

Datasheet PDF

Download datasheets and manufacturer documentation for NXP USA Inc. 74HCT20N,652.

Popularity by Region

Frequently Asked Questions

What is 74HCT20?

The 7HCT20 is a dual 4-input NAND gate. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

What about the power dissipation of 74HCT20?

Its power dissipation is 500mW.

What package is 74HCT20 available in?

It is available in 14-pin PDIP, GDIP, PDSO packages.
74HCT20N,652

NXP USA Inc.

In Stock: 617

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