National Semiconductor 74FCT521ASCX
National Semiconductor 74FCT521ASCX
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National Semiconductor 74FCT521ASCX

Comparators 20 Comparators

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74FCT521ASCX

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1704-74FCT521ASCX

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20 Comparators 8

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74FCT521ASCX information

Specifications
Product Details
National Semiconductor 74FCT521ASCX technical specifications, attributes, parameters and parts with similar specifications to National Semiconductor 74FCT521ASCX.
  • Type
    Parameter
  • Surface Mount

    having leads that are designed to be soldered on the side of a circuit board that the body of the component is mounted on.

    YES
  • Number of Terminals
    20
  • Package
    Bulk
  • Base Product Number

    "Base Product Number" (BPN) refers to the fundamental identifier assigned to a component by the manufacturer. This number is used to identify a specific product family or series of components that share common features, characteristics, or functionality. The BPN is usually part of a larger part number or order code that includes additional information, such as variations in packaging, tolerance, voltage ratings, and other specifications.

    74FCT521
  • Mfr
    National Semiconductor
  • Product Status
    Active
  • Package Description
    0.300 INCH, PLASTIC, SOIC-20
  • Package Style
    SMALL OUTLINE
  • Package Body Material
    PLASTIC/EPOXY
  • Reflow Temperature-Max (s)
    NOT SPECIFIED
  • Operating Temperature-Max
    70 °C
  • Rohs Code
    No
  • Manufacturer Part Number
    74FCT521ASCX
  • Supply Voltage-Nom (Vsup)
    5 V
  • Package Code
    SOP
  • Package Shape
    RECTANGULAR
  • Manufacturer
    Rochester Electronics LLC
  • Part Life Cycle Code
    Contact Manufacturer
  • Ihs Manufacturer
    ROCHESTER ELECTRONICS LLC
  • Risk Rank
    5.6
  • Part Package Code
    SOIC
  • 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.

    *
  • JESD-609 Code

    The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.

    e0
  • Pbfree Code

    The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.

    No
  • Terminal Finish

    Terminal Finish refers to the surface treatment applied to the terminals or leads of electronic components to enhance their performance and longevity. It can improve solderability, corrosion resistance, and overall reliability of the connection in electronic assemblies. Common finishes include nickel, gold, and tin, each possessing distinct properties suitable for various applications. The choice of terminal finish can significantly impact the durability and effectiveness of electronic devices.

    TIN LEAD
  • Additional Feature

    Any Feature, including a modified Existing Feature, that is not an Existing Feature.

    CASCADABLE
  • HTS Code

    HTS (Harmonized Tariff Schedule) codes are product classification codes between 8-1 digits. The first six digits are an HS code, and the countries of import assign the subsequent digits to provide additional classification. U.S. HTS codes are 1 digits and are administered by the U.S. International Trade Commission.

    8542.39.00.01
  • Technology

    In the context of electronic components, the parameter "Technology" refers to the specific manufacturing process and materials used to create the component. This includes the design, construction, and materials used in the production of the component. The technology used can greatly impact the performance, efficiency, and reliability of the electronic component. Different technologies may be used for different types of components, such as integrated circuits, resistors, capacitors, and more. Understanding the technology behind electronic components is important for selecting the right components for a particular application and ensuring optimal performance.

    CMOS
  • Terminal Position

    In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.

    DUAL
  • Terminal Form

    Occurring at or forming the end of a series, succession, or the like; closing; concluding.

    GULL WING
  • Peak Reflow Temperature (Cel)

    Peak Reflow Temperature (Cel) is a parameter that specifies the maximum temperature at which an electronic component can be exposed during the reflow soldering process. Reflow soldering is a common method used to attach electronic components to a circuit board. The Peak Reflow Temperature is crucial because it ensures that the component is not damaged or degraded during the soldering process. Exceeding the specified Peak Reflow Temperature can lead to issues such as component failure, reduced performance, or even permanent damage to the component. It is important for manufacturers and assemblers to adhere to the recommended Peak Reflow Temperature to ensure the reliability and functionality of the electronic components.

    NOT SPECIFIED
  • Number of Functions
    1
  • Terminal Pitch

    The center distance from one pole to the next.

    1.27 mm
  • Reach Compliance Code

    Reach Compliance Code refers to a designation indicating that electronic components meet the requirements set by the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation in the European Union. It signifies that the manufacturer has assessed and managed the chemical substances within the components to ensure safety and environmental protection. This code is vital for compliance with regulations aimed at minimizing risks associated with hazardous substances in electronic products.

    unknown
  • Pin Count

    a count of all of the component leads (or pins)

    20
  • JESD-30 Code

    JESD-30 Code refers to a standardized descriptive designation system established by JEDEC for semiconductor-device packages. This system provides a systematic method for generating designators that convey essential information about the package's physical characteristics, such as size and shape, which aids in component identification and selection. By using JESD-30 codes, manufacturers and engineers can ensure consistency and clarity in the specification of semiconductor packages across various applications and industries.

    R-PDSO-G20
  • Qualification Status

    An indicator of formal certification of qualifications.

    Not Qualified
  • Supply Voltage-Max (Vsup)

    The parameter "Supply Voltage-Max (Vsup)" in electronic components refers to the maximum voltage that can be safely applied to the component without causing damage. It is an important specification to consider when designing or using electronic circuits to ensure the component operates within its safe operating limits. Exceeding the maximum supply voltage can lead to overheating, component failure, or even permanent damage. It is crucial to adhere to the specified maximum supply voltage to ensure the reliable and safe operation of the electronic component.

    5.25 V
  • Temperature Grade

    Temperature grades represent a tire's resistance to heat and its ability to dissipate heat when tested under controlled laboratory test conditions.

    COMMERCIAL
  • Supply Voltage-Min (Vsup)

    The parameter "Supply Voltage-Min (Vsup)" in electronic components refers to the minimum voltage level required for the component to operate within its specified performance range. This parameter indicates the lowest voltage that can be safely applied to the component without risking damage or malfunction. It is crucial to ensure that the supply voltage provided to the component meets or exceeds this minimum value to ensure proper functionality and reliability. Failure to adhere to the specified minimum supply voltage may result in erratic behavior, reduced performance, or even permanent damage to the component.

    4.75 V
  • Number of Bits
    8
  • Family

    In electronic components, the parameter "Family" typically refers to a categorization or classification system used to group similar components together based on their characteristics, functions, or applications. This classification helps users easily identify and select components that meet their specific requirements. The "Family" parameter can include various subcategories such as resistors, capacitors, diodes, transistors, integrated circuits, and more. Understanding the "Family" of an electronic component can provide valuable information about its compatibility, performance specifications, and potential uses within a circuit or system. It is important to consider the "Family" parameter when designing or troubleshooting electronic circuits to ensure proper functionality and compatibility with other components.

    FCT
  • Seated Height-Max

    Seated Height-Max in electronic components refers to the maximum height at which a component can be comfortably installed or operated when a user is seated. It is particularly relevant in designs involving ergonomic considerations, where the placement of controls, displays, or other interfaces must accommodate users in seated positions. This parameter ensures accessibility and usability, preventing strain or discomfort during operation.

    2.65 mm
  • Output Polarity

    Output polarity in electronic components refers to the orientation of the output signal in relation to the ground or reference voltage. It indicates whether the output voltage is positive or negative with respect to the ground. Positive output polarity means the signal is higher than the ground potential, while negative output polarity signifies that the signal is lower than the ground. This characteristic is crucial for determining compatibility with other components in a circuit and ensuring proper signal processing.

    INVERTED
  • Logic IC Type

    Logic IC Type refers to the type of integrated circuit (IC) that is specifically designed to perform logical operations. These ICs are commonly used in digital electronic devices to process and manipulate binary data according to predefined logic functions. The Logic IC Type parameter typically specifies the specific logic family or technology used in the IC, such as TTL (Transistor-Transistor Logic), CMOS (Complementary Metal-Oxide-Semiconductor), or ECL (Emitter-Coupled Logic). Understanding the Logic IC Type is important for selecting the appropriate IC for a given application, as different logic families have varying characteristics in terms of speed, power consumption, and noise immunity.

    IDENTITY COMPARATOR
  • Propagation Delay (tpd)

    Propagation delay (tpd) is a crucial parameter in electronic components, especially in digital circuits. It refers to the time taken for a signal to travel from the input of a component to its output. This delay is caused by various factors such as the internal circuitry, interconnections, and the physical properties of the component. Propagation delay is essential to consider in designing circuits to ensure proper timing and functionality. It is typically measured in nanoseconds or picoseconds and plays a significant role in determining the overall performance and speed of electronic systems.

    7.2 ns
  • Width
    7.5 mm
  • Length
    12.8 mm
0 Similar Products Remaining

74FCT521ASCX Overview

8 Bits were used to design this electronic part.The * Series offers an excellent price-performance ratio.A 1 Function is included.With 20 Pin Count, it is equipped with the latest technology.Comparator is a member of the FCT family of electronic devices.Upon reaching 5.25 V, the maximal supply voltage (Vsup) is reached.There should be a difference between Vsup and 4.75 V in the supply voltage.CASCADABLE, for instance, is included in the additions.Comparator uses a IDENTITY COMPARATOR logic IC.

74FCT521ASCX Features

8 Bits
* series
1 Functions
20 pin count

74FCT521ASCX Applications

There are a lot of National Semiconductor
74FCT521ASCX applications of comparators.


  • Communications digltal frequency synthesizers: VHF, UHF, FM, AM, etc.
  • Fixed or programmable irequency division
  • “Time out" timer for consume-appication industrial controls
  • Companion Appliceation Nole, ICAN-6374, "Application of the CMOS CD4059A Programmable Divide-by-N Counter in FM and Ctizens Band Transceiver Digital Tuners"
  • Servo motor controls
  • Process contollenr
  • Servo Motor Controls