74HC138DR2G Logic - Signal Switches, Multiplexers, Decoders от ON Semiconductor

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

Specifies how the component is attached to the PCB, such as through-hole or surface mount. This affects assembly processes, thermal performance, and mechanical strength. Buyers should verify compatibility with their manufacturing capabilities and design requirements.

Published indicates the date when the product data was released or updated in the catalog. It helps buyers assess the freshness of the information and whether the component is current or possibly obsolete. Check the datasheet for the latest revisions.

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Physical width of the component body, typically in millimeters. Essential for PCB footprint design and mechanical fit. Verify against the datasheet to ensure proper clearance and compatibility with your board layout and enclosure.

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Position of the terminals on the package, such as dual-in-line, gull-wing, or J-lead. This affects PCB layout, soldering, and thermal performance. Engineers must ensure the terminal position matches the footprint and assembly capabilities of their manufacturing line.

Maximum temperature during reflow soldering that the component can withstand. This is critical for solder joint reliability and preventing damage. Verify that the peak reflow temperature is compatible with your soldering profile and the component's moisture sensitivity level.

Describes the physical configuration of the component's leads or pads, such as through-hole, surface mount, or gull-wing. This affects PCB layout, soldering process, and mechanical fit. Confirm compatibility with your assembly method and footprint.

Manufacturing technology or process used for the component, such as thin film, thick film, or semiconductor process. Affects performance, stability, and cost. Confirm the technology matches your application requirements and environmental conditions.

Shows if the component meets a specific industry standard or reliability level. Buyers should verify this against the datasheet to ensure the part is suitable for their application's environmental and performance requirements.

Specifies the nominal operating voltage that must be applied to the component for proper function. Verify this value against your system's power rail and the datasheet's absolute maximum ratings to ensure reliable operation and avoid damage.

Physical package or case type of the component, defining its dimensions, mounting style, and thermal characteristics. Common types include SMD, through-hole, BGA, and QFN. Choose the package that fits your PCB layout and assembly process. Verify the exact package code in the datasheet for footprint compatibility.

Specifies the packaging format for delivery, such as tube, reel, tray, or tape and reel. This affects handling, storage, and assembly processes. Verify the packing method against your production requirements and the datasheet to ensure compatibility with your pick-and-place equipment.

Specifies the electrical form of the output signal, such as digital, analog, or open collector. This determines how the component interfaces with your circuit. Verify the output type against your system requirements and the datasheet to ensure proper signal compatibility and avoid logic level mismatches.

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

Specifies whether the component or signal has a defined positive and negative orientation, such as for diodes, electrolytic capacitors, or connectors. Incorrect polarity can cause failure or unsafe operation. Always check the datasheet and board markings before installation.

A more specific classification within the main product category, such as 'Ceramic Capacitor' under 'Capacitors'. This helps narrow down search results and compare similar components. Use it to filter products with similar characteristics and intended applications.

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

Indicates the product series or family, grouping components with similar design and specifications. Helps identify compatible parts and compare within a product line. Verify the series against the datasheet to ensure correct application.

Select the component category that best matches your application, such as resistor, capacitor, diode, or connector. This classification helps narrow down the correct part family and ensures compatibility with your circuit design. Verify the type against the datasheet to avoid mismatches.

Specifies the electrical configuration of switch contacts, such as SPST, SPDT, or DPDT. This determines how the switch controls the circuit path. Verify the circuit type against your application requirements and the datasheet to ensure correct switching functionality.

Specifies the count of independent functions or channels integrated into a single component package. This helps engineers determine if the part can handle multiple signal paths or operations simultaneously. Verify against the datasheet to ensure the device meets your circuit's functional requirements.

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

Indicates the total number of electrical connection points on the component, such as pins or pads. This is critical for PCB footprint design and assembly. Verify it matches the package specification to ensure proper soldering and connectivity.

Total number of pins or terminals on the component package. Essential for footprint design, PCB layout, and connector mating. Verify against the datasheet to ensure compatibility with your board and assembly process.

Total number of pins or contacts on the component. This determines the footprint and mating connector requirements. Always match the pin count to your PCB layout and connector specification to ensure proper electrical and mechanical connection.

Specifies how the component attaches to the PCB or assembly, such as surface mount, through-hole, or chassis mount. This affects soldering process, mechanical stability, and thermal performance. Verify compatibility with your board layout and assembly capabilities.

Specifies the capacitive load the component is designed to drive, affecting signal integrity and timing. Compare this value with your circuit's trace and input capacitance to ensure stable operation. Verify against the datasheet for optimal performance.

Specifies the maximum power the component can safely dissipate under defined operating conditions. Compare this value with your circuit's power requirements to prevent overheating and ensure reliable operation. Always verify against the datasheet for derating curves and ambient temperature limits.

Specifies how many independent output channels the component provides. Compare this when selecting power supplies, drivers, or modules to ensure the device can drive all required loads. Always verify against the datasheet for exact output configuration.

Physical height of the component, measured from the mounting surface to the topmost point. This dimension is critical for clearance in compact assemblies and for ensuring proper fit within enclosures. Always verify against the datasheet for tolerance and mounting considerations.

Quiescent current is the current drawn by the device when it is in standby or no-load condition. It affects battery life in portable applications. Compare this value across similar components to ensure low power consumption. Always verify against the datasheet for your specific operating conditions.

Specifies the type of signal conditioning applied to the input, such as filtering, amplification, or isolation. This affects signal integrity and compatibility with your system. Verify the conditioning method against the datasheet to ensure proper interface with your application.

Identifies the core product family without package, grade, or option suffixes. Use this to compare equivalent components across manufacturers and to locate the primary datasheet. Verify the full ordering code against the manufacturer's specification before design-in.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.

Specifies the plating material on component terminals, affecting solderability, corrosion resistance, and long-term reliability. Compare finishes like tin, gold, or silver for your assembly process and environmental requirements. Verify against datasheet for compliance.

Time from when the input signal crosses its threshold until the output begins to turn on. This parameter affects switching speed and power dissipation in high-frequency circuits. Verify it against the datasheet for your specific load and drive conditions.

Defines whether the component is powered by a single, dual, or multiple supply rails, or by a specific source like a battery or regulator. This helps designers plan power distribution and avoid incorrect biasing. Check the datasheet for recommended supply configurations.

Specifies the maximum current the output can source or sink in high and low logic states. Compare with the load requirements to ensure reliable logic levels. Verify against the datasheet for absolute maximum ratings and derating conditions.

Specifies the required power supply voltages for the component. Engineers use this to ensure the board's power rails match the device's needs. Verify against the datasheet's recommended operating conditions to avoid undervoltage or overvoltage issues.

Minimum supply voltage for proper operation. Check the datasheet to ensure your power rail meets this threshold. Critical for low-voltage designs and battery-powered applications. Compare across parts to avoid undervoltage failures.

Specifies the maximum duration a component can withstand at the peak reflow temperature during soldering. Critical for evaluating solder joint reliability and preventing thermal damage. Verify against the datasheet's recommended soldering profile to ensure proper assembly.

Specifies the highest DC supply voltage the component can tolerate without damage or malfunction. Engineers compare this to the system's power rail to ensure safe operation. Always verify against the datasheet's absolute maximum ratings.

Indicates the required power source, such as AC or DC, for the component. Engineers compare this to ensure compatibility with the system's power architecture. Verify the supply type against the datasheet to avoid incorrect power connections.

Specifies the range of DC or AC input voltage the component requires for proper operation. Engineers compare this to the system power rail to ensure compatibility. Always verify against the datasheet's absolute maximum ratings to prevent damage.

Number of separate functional circuits within a single component package. Compare this when selecting multi-channel devices to ensure the required number of independent signal paths or outputs are available. Verify against the datasheet for exact circuit configuration.

Defines how many input channels the component supports, such as a multiplexer, logic gate, or amplifier. This determines the maximum number of signals that can be routed or processed. Ensure the input count matches your system's channel requirements and pin configuration.

Specifies the time interval between an input transition and the corresponding output transition. Critical for timing analysis in digital circuits. Verify against datasheet for specific test conditions, supply voltage, and load capacitance.

Specifies the Boolean operation performed by the logic IC, such as AND, OR, NAND, or XOR. Engineers compare this to match the required signal processing in their circuit. Verify the exact function against the datasheet to ensure correct logic behavior.

Specifies the lowest voltage at which the component begins to conduct in reverse or breakdown mode. Compare this value with the operating voltage to ensure sufficient margin. Verify against the datasheet for temperature and tolerance effects.