SN74LS32N Positive-OR Gate: Features, Applications and Datasheet
5V V 22 ns ns 22 ns ns 19.3mm mm Gates & Inverters 8mA mA 5.08mm mm 927.99329mg mg Through Hole Surface Mount 4.75V~5.25V V 0A μA









5V V 22 ns ns 22 ns ns 19.3mm mm Gates & Inverters 8mA mA 5.08mm mm 927.99329mg mg Through Hole Surface Mount 4.75V~5.25V V 0A μA
The Texas Instruments SN74LS32N is a quadruple 2-input positive-OR gate with TTL-compatible inputs. This article will introduce its features, applications and so on.
SN74LS32N Description
The Texas Instruments SN74LS32N is a quadruple 2-input positive-OR gate with TTL-compatible inputs. It is a logic device that performs the Boolean function Y = A + B or Y = (A\B) + (B\A) in positive logic, where A and B are the input variables and Y is the output variable. The SN74LS32N has four independent OR gates in a 14-pin plastic dual in-line package (PDIP). It operates from a single 5V power supply and can drive up to 16 mA of current. The SN74LS32N is suitable for applications that require high-speed logic operations, such as arithmetic units, data selectors, and parity generators.
SN74LS32N Features
It has a propagation delay time of 9 ns typical and 15 ns maximum.
It has a power dissipation of 22 mW typical and 88 mW maximum.
It has a fan-out of 10 LS-TTL loads.
It has a wide operating temperature range of -40°C to 85°C.
It has a high noise immunity of 0.4 V typical and 0.8 V minimum.
It is compatible with most TTL families.
SN74LS32N Applications
The Texas Instruments SN74LS32N is a logic device that can be used for various applications that require high-speed logic operations, such as arithmetic units, data selectors, and parity generators. Here are some examples of how the SN74LS32N can be applied:
Arithmetic units: The SN74LS32N can be used to implement half-adders, full-adders, and ripple-carry adders by combining OR gates with AND and XOR gates. For instance, a half-adder can be constructed by using one XOR gate and one OR gate to produce the sum and carry outputs from two input bits.
Data selectors: The SN74LS32N can be used to implement multiplexers, demultiplexers, and decoders by combining OR gates with NOT and AND gates. For example, a 2-to-1 multiplexer can be constructed by using two AND gates and one OR gate to select one of the two input data lines based on the control signal.
Parity generators: The SN74LS32N can be used to implement even and odd parity generators by combining OR gates with XOR gates. For example, an even parity generator can be constructed by using four XOR gates and one OR gate to produce a parity bit that is 1 if the number of 1s in the four input bits is odd, and 0 otherwise.
Specifications
- TypeParameter
- Lifecycle Status
Lifecycle Status refers to the current stage of an electronic component in its product life cycle, indicating whether it is active, obsolete, or transitioning between these states. An active status means the component is in production and available for purchase. An obsolete status indicates that the component is no longer being manufactured or supported, and manufacturers typically provide a limited time frame for support. Understanding the lifecycle status is crucial for design engineers to ensure continuity and reliability in their projects.
ACTIVE (Last Updated: 6 days ago) - Factory Lead Time6 Weeks
- Contact Plating
Contact plating (finish) provides corrosion protection for base metals and optimizes the mechanical and electrical properties of the contact interfaces.
Gold - Mount
In electronic components, the term "Mount" typically refers to the method or process of physically attaching or fixing a component onto a circuit board or other electronic device. This can involve soldering, adhesive bonding, or other techniques to secure the component in place. The mounting process is crucial for ensuring proper electrical connections and mechanical stability within the electronic system. Different components may have specific mounting requirements based on their size, shape, and function, and manufacturers provide guidelines for proper mounting procedures to ensure optimal performance and reliability of the electronic device.
Through Hole - 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) - Number of Pins14
- Weight927.99329mg
- Logic Level-High2V
- Logic Level-Low0.8V
- 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.
0°C~70°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.
74LS - 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.
e4 - Part Status
Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.
Active - 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) - Number of Terminations14
- Termination
Termination in electronic components refers to the practice of matching the impedance of a circuit to prevent signal reflections and ensure maximum power transfer. It involves the use of resistors or other components at the end of transmission lines or connections. Proper termination is crucial in high-frequency applications to maintain signal integrity and reduce noise.
Through Hole - ECCN Code
An ECCN (Export Control Classification Number) is an alphanumeric code used by the U.S. Bureau of Industry and Security to identify and categorize electronic components and other dual-use items that may require an export license based on their technical characteristics and potential for military use.
EAR99 - 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.
4.75V~5.25V - 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 - Number of Functions4
- Supply Voltage
Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.
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.
74LS32 - Pin Count
a count of all of the component leads (or pins)
14 - Number of Outputs1
- Output Type
The "Output Type" parameter in electronic components refers to the type of signal or data that is produced by the component as an output. This parameter specifies the nature of the output signal, such as analog or digital, and can also include details about the voltage levels, current levels, frequency, and other characteristics of the output signal. Understanding the output type of a component is crucial for ensuring compatibility with other components in a circuit or system, as well as for determining how the output signal can be utilized or processed further. In summary, the output type parameter provides essential information about the nature of the signal that is generated by the electronic component as its output.
TTL - Operating Supply Voltage
The voltage level by which an electrical system is designated and to which certain operating characteristics of the system are related.
5V - Power Supplies
an electronic circuit that converts the voltage of an alternating current (AC) into a direct current (DC) voltage.?
5V - Number of Channels4
- Operating Supply Current
Operating Supply Current, also known as supply current or quiescent current, is a crucial parameter in electronic components that indicates the amount of current required for the device to operate under normal conditions. It represents the current drawn by the component from the power supply while it is functioning. This parameter is important for determining the power consumption of the component and is typically specified in datasheets to help designers calculate the overall power requirements of their circuits. Understanding the operating supply current is essential for ensuring proper functionality and efficiency of electronic systems.
100μA - Nominal Supply Current
Nominal current is the same as the rated current. It is the current drawn by the motor while delivering rated mechanical output at its shaft.
100μA - Output Current
The rated output current is the maximum load current that a power supply can provide at a specified ambient temperature. A power supply can never provide more current that it's rated output current unless there is a fault, such as short circuit at the load.
8mA - Propagation Delay
the flight time of packets over the transmission link and is limited by the speed of light.
22 ns - Quiescent Current
The quiescent current is defined as the current level in the amplifier when it is producing an output of zero.
0A - Turn On Delay Time
Turn-on delay, td(on), is the time taken to charge the input capacitance of the device before drain current conduction can start.
22 ns - 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.
LS - Logic Function
In electronic components, the term "Logic Function" refers to the specific operation or behavior of a component based on its input signals. It describes how the component processes the input signals to produce the desired output. Logic functions are fundamental to digital circuits and are used to perform logical operations such as AND, OR, NOT, and XOR.Each electronic component, such as logic gates or flip-flops, is designed to perform a specific logic function based on its internal circuitry. By understanding the logic function of a component, engineers can design and analyze complex digital systems to ensure proper functionality and performance. Different logic functions can be combined to create more complex operations, allowing for the creation of sophisticated digital devices and systems.
OR - Number of Inputs2
- 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.
OR Gate - Max I(ol)
Max I(ol) refers to the maximum output current that a specific electronic component, such as a transistor or integrated circuit, can sink or source. This parameter is crucial in determining the capability of the component to drive external loads without being damaged. It is typically specified in the component's datasheet and is important for ensuring proper operation and reliability of the circuit in which the component is used. Designers must ensure that the output current requirements of the circuit do not exceed the specified "Max I(ol)" value to prevent overloading and potential failure of the component.
0.0008 A - 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.
22ns @ 5V, 15pF - Schmitt Trigger Input
The Schmitt Trigger is a logic input type that provides hysteresis or two different threshold voltage levels for rising and falling edge.
No - Height5.08mm
- Length19.3mm
- Width6.35mm
- Thickness
Thickness in electronic components refers to the measurement of how thick a particular material or layer is within the component structure. It can pertain to various aspects, such as the thickness of a substrate, a dielectric layer, or conductive traces. This parameter is crucial as it impacts the electrical, mechanical, and thermal properties of the component, influencing its performance and reliability in electronic circuits.
3.9mm - REACH SVHC
The parameter "REACH SVHC" in electronic components refers to the compliance with the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation regarding Substances of Very High Concern (SVHC). SVHCs are substances that may have serious effects on human health or the environment, and their use is regulated under REACH to ensure their safe handling and minimize their impact.Manufacturers of electronic components need to declare if their products contain any SVHCs above a certain threshold concentration and provide information on the safe use of these substances. This information allows customers to make informed decisions about the potential risks associated with using the components and take appropriate measures to mitigate any hazards.Ensuring compliance with REACH SVHC requirements is essential for electronics manufacturers to meet regulatory standards, protect human health and the environment, and maintain transparency in their supply chain. It also demonstrates a commitment to sustainability and responsible manufacturing practices in the electronics industry.
No SVHC - RoHS Status
RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.
ROHS3 Compliant - Lead Free
Lead Free is a term used to describe electronic components that do not contain lead as part of their composition. Lead is a toxic material that can have harmful effects on human health and the environment, so the electronics industry has been moving towards lead-free components to reduce these risks. Lead-free components are typically made using alternative materials such as silver, copper, and tin. Manufacturers must comply with regulations such as the Restriction of Hazardous Substances (RoHS) directive to ensure that their products are lead-free and environmentally friendly.
Lead Free
SN74LS32N 3D Model
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SN74LS32N Alternatives
Part Number | Description | Manufacturer |
DM74LS32N | LS SERIES, QUAD 2-INPUT OR GATE, PDIP14, DIP-14 | Texas Instruments |
SN74LS32N | LS SERIES, QUAD 2-INPUT OR GATE, PDIP14, PLASTIC, DIP-14 | onsemi |
N74LS32A | IC LS SERIES, QUAD 2-INPUT OR GATE, PDIP14, Gate | NXP Semiconductors |
SN74LS32N | OR Gate, LS Series, 4-Func, 2-Input, TTL, PDIP14, ROHS COMPLIANT, PLASTIC, DIP-14 | Rochester Electronics LLC |
SN74LS32NE4 | 4-ch, 2-input, 4.75-V to 5.25-V, 16-mA drive strength bipolar OR gate with TTL-compatible inputs 14-PDIP 0 to 70 | Texas Instruments |
N74LS32A | OR Gate, LS Series, 4-Func, 2-Input, TTL, PDIP14 | Signetics |
N74LS32N | IC OR GATE, PDIP14, Gate | NXP Semiconductors |
T74LS32B1 | LS SERIES, QUAD 2-INPUT OR GATE, PDIP14, PLASTIC, DIP-14 | STMicroelectronics |
SN74LS32N Manufacturers
Texas Instruments (TI) is a global semiconductor company that designs and manufactures analog and embedded processing chips. Here are some facts about TI:
It was founded in 1930 and is headquartered in Dallas, Texas.
It has more than 80,000 products and 100,000 customers in various markets such as industrial, automotive, personal electronics, communications equipment and enterprise systems.
It has about 33,000 employees and 15 manufacturing sites worldwide.
It has been recognized for its sustainability, diversity, innovation and philanthropy by various organizations.
It is publicly traded on Nasdaq under the symbol TXN.
Parts with Similar Specs
- ImagePart NumberManufacturerPackage / CaseNumber of InputsNumber of PinsLogic FunctionPropagation DelaySupply VoltageQuiescent CurrentSubcategoryView Compare
SN74LS32N
14-DIP (0.300, 7.62mm)
2
14
OR
22 ns
5 V
0 A
Gates
14-DIP (0.300, 7.62mm)
2
14
OR, XOR
17 ns
5 V
3.9 mA
Gates
14-DIP (0.300, 7.62mm)
2
14
OR
22 ns
5 V
2 μA
Gates
Datasheet PDF
- PCN Design/Specification :
What is the function of the SN74LS32N?
The SN74LS32N is a quadruple 2-input positive-OR gate with TTL-compatible inputs. It performs the Boolean function Y = A + B or Y = (A\B) + (B\A) in positive logic, where A and B are the input variables and Y is the output variable
How can I order the SN74LS32N?
You can order the SN74LS32N from the Utmel website.
Where can I find more information about the SN74LS32N?
You can find more information about the SN74LS32N in the datasheet.
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