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LM293DT Linear - Comparators by STMicroelectronics

LM293DT is a Linear - Comparators from STMicroelectronics in 8-SOIC packaging. It is commonly reviewed for IC COMPARATOR LP DUAL 8-SOIC. This page lists current TrustCompo stock, tier pricing, package data, datasheet access, compliance attributes, Hong Kong warehouse shipping options, payment confirmation, and RFQ options for buyers verifying this exact ordering code.

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LM293DT Linear - Comparators by STMicroelectronics | TrustCompo
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Key specifications

Part Number

LM293DT

Internal code

TCE000060135

Package

8-SOIC

Key specifications

Series

-

Min Quantity

1

Description

IC COMPARATOR LP DUAL 8-SOIC

key Attributes

-

Trust signals

Quality and trust signals

Review TrustCompo quality credentials, traceability support, anti-counterfeit handling, and inspection controls before sending an RFQ.

4 certifications
  • ISO 9001

    Quality management processes for more consistent sourcing and handling.

  • AS9120B

    Aerospace-focused distribution controls for traceability and reliability.

  • ISO 14001

    Environmental management discipline across warehouse and operating workflows.

  • ESD Control

    Electrostatic handling standards to help protect sensitive components.

RFQ checklist

Order process

Confirm the core buying details for LM293DT before RFQ, PO release, and shipment planning.

  1. 1

    Confirm MPN

    Use the exact part number, manufacturer, package, and approval constraints in the RFQ.

  2. 2

    Check stock and price

    Verify live availability, MOQ, lead time, final unit price, and tax terms before PO release.

  3. 3

    Align documents

    Confirm datasheet, CoC, traceability, lifecycle notes, and inspection scope when required.

  4. 4

    Arrange shipment

    Release the PO and align DHL, FedEx, UPS, or buyer forwarder shipment from Hong Kong.

Before PO release

Part confirmation

  • Exact MPN confirmed: LM293DT
  • Package to verify: 8-SOIC

Commercial confirmation

  • Live stock and lead time confirmed by RFQ
  • Final price and tax terms confirmed before PO release

Fulfillment & documents

  • Ship-from location: Hong Kong warehouse
  • Shipping method: DHL, FedEx, UPS, or buyer forwarder account

Product overview

Product overview

Review the sourcing context for LM293DT from STMicroelectronics, including product identity, application fit, package notes, and purchasing considerations.

The LM293DT is a dual voltage comparator integrated circuit (IC) manufactured by STMicroelectronics. It is designed for a variety of applications where voltage comparison is required, such as in analog-to-digital converters, level shifters, and signal conditioning circuits.

Key Features:

  1. Dual Comparator: The LM293DT contains two independent, high-speed voltage comparators, allowing for simultaneous comparison of two different voltage levels.
  2. Wide Supply Voltage Range: It operates over a broad supply voltage range, typically from 2V to 36V, making it versatile for various applications.
  3. Low Input Offset Voltage: The device features a low input offset voltage, typically around 2mV, which enhances accuracy in voltage comparison tasks.
  4. High Speed: The LM293DT is capable of fast response times, with a typical propagation delay of around 300ns, making it suitable for high-speed applications.
  5. Open-Collector Output: The comparators have open-collector outputs, allowing for wired-AND configurations and enabling the connection of multiple outputs to a single line.
  6. Temperature Range: The IC is designed to operate over an extended temperature range, typically from -40°C to +125°C, ensuring reliability in various environmental conditions.
  7. Low Power Consumption: The LM293DT is designed for low power operation, which is beneficial for battery-powered applications.
  8. Hysteresis: The device can be configured to include hysteresis, which helps to prevent oscillation in noisy environments by providing a stable switching threshold.

Pin Configuration:

The LM293DT is typically available in a 14-pin DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package. The pin configuration includes:

  • Input Pins: Two input pins for each comparator (inverting and non-inverting).
  • Output Pins: Open-collector output pins for each comparator.
  • Supply Pins: V+ and ground pins for power supply connections.

Applications:

The LM293DT is widely used in various applications, including:

  • Voltage Level Detection: Monitoring voltage levels in circuits to trigger actions based on specific thresholds.
  • Signal Conditioning: Processing analog signals for further digital conversion or analysis.
  • Overvoltage Protection: Detecting overvoltage conditions and triggering protective measures.
  • Window Comparators: Creating a window comparator circuit to detect when a signal falls within a specific voltage range.

Conclusion:

The LM293DT from STMicroelectronics is a reliable and versatile dual voltage comparator that offers a combination of high speed, low power consumption, and a wide operating voltage range. Its features make it suitable for a variety of electronic applications, from simple voltage detection to complex signal processing tasks.

Technical parameters

Parameters

Compare grouped LM293DT parameters from STMicroelectronics, including package, series, key attributes, and technical values used for engineering and sourcing review.

  • Export Classifications & Environmental

    JESD-609 Code

    e3

  • Export Classifications & Environmental

    Moisture Sensitivity Level (MSL)

    1 (Unlimited)

  • Export Classifications & Environmental

    RoHS Status

    ROHS3 Compliant

  • Export Classifications & Environmental

    REACH SVHC

    No SVHC

  • Export Classifications & Environmental

    HTSUS

    8542.39.0001

  • Export Classifications & Environmental

    ECCN Code

    EAR99

LM293DT Export Classifications & Environmental
ParameterValue
JESD-609 Code

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.

e3
Moisture Sensitivity Level (MSL)

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.

1 (Unlimited)
RoHS Status

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.

ROHS3 Compliant
REACH SVHC

Indicates whether the product contains substances of very high concern as per the REACH regulation. Buyers should verify this for compliance with EU environmental standards, especially when exporting to Europe. Check the manufacturer's declaration or datasheet for accurate SVHC status.

No SVHC
HTSUS

Harmonized Tariff Schedule of the United States code for customs classification. Essential for import/export documentation and duty calculation. Verify the correct code with a trade specialist to avoid customs delays.

8542.39.0001
ECCN Code

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.

EAR99
LM293DT Product Attribute
ParameterValue
Part Status

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.

Active
Operating Temperature

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.

-40°C~105°C
REACH Status

Shows whether the component complies with the EU REACH regulation. Essential for legal market access in Europe. Check the manufacturer's latest statement to confirm that no substances of very high concern are present above the threshold.

REACH Unaffected
ECCN

Export Control Classification Number assigned by the U.S. government. Determines whether the component requires an export license. Essential for international trade compliance. Verify the ECCN with the manufacturer or supplier before shipping to avoid legal issues.

EAR99
Lead Free

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.

Lead Free
Mounting Type

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.

Surface Mount
Factory Lead Time

Indicates the typical duration from order confirmation to shipment from the manufacturer's facility. This helps you plan production schedules and inventory. Verify current lead times with your distributor or supplier, as they may vary based on order quantity, product availability, and market conditions.

6 Weeks
Packaging

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.

Tape & Reel (TR)
Categories

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.

Integrated Circuits (ICs)
Terminal Position

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.

DUAL
Peak Reflow Temperature (Cel)

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.

260
Terminal Form

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.

GULL WING
Supply Voltage

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.

5V
Lifecycle Status

Current stage in the product's lifecycle, such as Active, Obsolete, or End of Life. This indicates availability and long-term supply risk. Check this before designing in a part to ensure it will be available for your product's production lifetime.

ACTIVE (Last Updated: 7 months ago)
Width

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.

3.9mm
Package / Case

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.

8-SOIC (0.154, 3.90mm Width)
Input Offset Voltage (Vos)

The DC voltage difference between the two input terminals of an operational amplifier or comparator. It indicates how closely the device matches ideal behavior. Compare this value across devices to ensure precision in your circuit design, and verify it against the datasheet for your operating conditions.

5mV
Manufacturer

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.

STMicroelectronics
Power Dissipation

Maximum power the component can safely dissipate as heat without exceeding its thermal limits. Compare this rating with your application's expected power loss to ensure reliable operation. Always verify against the datasheet's derating curves and ambient temperature conditions.

710mW
Weight

Specifies the physical weight of the electronic component, important for logistics, shipping cost, and mechanical design. Verify the exact weight in the datasheet or packaging information, as it may vary with packaging type and quantity.

4.535924g
Subcategory

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.

Comparator
Sub-Categories

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.

Linear - Comparators
Reflow Temperature-Max (S)

Maximum time the component can be exposed to the peak reflow temperature during soldering. Exceeding this duration may cause damage or degrade reliability. Ensure your soldering profile stays within this limit and check the datasheet for exact conditions.

30
Contact Plating

Specifies the metal coating applied to the contact surfaces of connectors, switches, or relays. This finish affects conductivity, corrosion resistance, and durability. Engineers should verify the plating material and thickness against the datasheet to ensure reliable performance in the intended environment.

Tin
Radiation Hardening

Indicates if the component is designed to withstand ionizing radiation in space, nuclear, or high-energy physics applications. Compare radiation-tolerant vs. radiation-hardened parts for mission-critical designs. Verify the total ionizing dose (TID) and single-event effect (SEE) ratings in the datasheet.

No
Nominal Supply Current

Typical current drawn from the supply under nominal operating conditions. Compare this value across similar components to estimate power consumption and thermal behavior. Always verify against the datasheet for your specific voltage and load conditions.

1mA
Mounting Type

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.

Surface Mount
Number Of Functions

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.

2
Number Of Circuits

Specifies the total number of independent electrical paths or circuits within the component. This is critical for connectors, switches, and relay arrays to match the required wiring scheme. Always verify against the datasheet to ensure the circuit count meets your application's needs.

2
Technology

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.

BIPOLAR
Type

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.

General Purpose
Number Of Pins

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.

8
Number Of Terminations

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.

8
Pin Count

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.

8
Length

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.

4.9mm
Max Supply Current

Maximum current drawn from the power supply under specified operating conditions. Compare this value across similar components to estimate power consumption and thermal load. Always verify against the datasheet for your exact supply voltage and load scenario.

1mA
Height

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.

1.25mm
Output Current

Current supplied at the output, indicating the load-driving capability of the component. This is crucial for ensuring the component can drive downstream circuitry without overheating or voltage drop. Compare with your load requirements and check the datasheet for maximum ratings.

18mA
Quiescent Current

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.

2.5mA
Max Power Dissipation

Maximum power the component can safely dissipate as heat without damage. Exceeding this may cause failure. Check datasheet for thermal resistance and derating curves under your operating conditions.

710mW
Input Bias Current

Specifies the DC current flowing into the input terminals of an operational amplifier or other analog IC. It affects offset voltage and signal accuracy. Compare values when selecting precision amplifiers, and verify against the datasheet for your operating conditions.

250nA
Response Time

Time required for the device to respond to an input change. Critical for sensors, comparators, and protection circuits. Verify against the datasheet to ensure it meets your system's speed and latency requirements.

1.3 μs
Input Offset Voltage (Max)

Maximum DC voltage difference between the inverting and non-inverting inputs of an operational amplifier. This parameter indicates how closely the amplifier matches ideal behavior. Compare it with the datasheet to ensure precision for your application.

5mV @ 30V
Max Input Current

Specifies the highest continuous current the input pin can safely handle without damage or performance degradation. Compare this limit with your circuit's expected input current to ensure reliable operation. Always verify against the datasheet's absolute maximum ratings for your specific operating conditions.

250nA
Output Type

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.

CMOS, DTL, ECL, MOS, Open-Collector, TTL
Input Bias Current (Max)

Maximum DC current flowing into the input pins of an op-amp or comparator. It affects offset voltage and precision in high-impedance circuits. Compare this value with your signal source impedance to ensure accuracy. Always verify against the datasheet for your operating conditions.

0.25μA @ 5V
Base Part Number

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.

LM293
Output Current Per Channel

Specifies the maximum current each output channel can source or sink continuously. Compare this value with your load requirements to ensure the driver or amplifier can handle the current without overheating or damage. Always verify against the datasheet for absolute maximum ratings and derating curves.

100pA
Current - Output (Typ)

Typical continuous output current the device can source or sink under normal operating conditions. Used to estimate drive capability for loads like LEDs, relays, or logic inputs. Confirm maximum ratings and derating curves in the datasheet.

18mA @ 5V
Natural Thermal Resistance

Thermal resistance under natural convection cooling, indicating how effectively a component dissipates heat without forced airflow. Compare values for power handling and reliability. Verify against datasheet conditions for ambient temperature and mounting.

125 °C/W
Manufacturer'S Part No.

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.

LM293DT
LM293DT Product Parameter
ParameterValue
Voltage Gain

Voltage gain indicates how much an amplifier increases signal voltage. Compare this parameter when selecting op-amps or audio amplifiers. Verify the specified gain against your circuit requirements and the datasheet's test conditions, as gain can vary with frequency and load.

106.02dB
Dual Supply Voltage

Check if the component needs both positive and negative supply rails. This affects power design and compatibility with your system. Verify the required voltages and tolerances in the datasheet before selecting the part.

9V
Average Bias Current-Max (IIB)

Specifies the maximum average input bias current, a key parameter for precision op-amps. Lower values reduce offset errors in high-impedance circuits. This is crucial for sensor signal conditioning and medical instrumentation. Always verify this value against your circuit's error budget.

0.4μA
Supply Voltage Limit-Max

Specifies the absolute maximum supply voltage that can be applied to the device without causing damage or malfunction. Engineers must verify this limit against the datasheet to ensure safe operating conditions and avoid overvoltage stress in the application.

36V
Supply Voltage (Single/Dual)

Specifies the allowable supply voltage range for single or dual supply operation. Critical for ensuring the device operates within its rated limits. Verify against the datasheet for absolute maximum ratings and recommended operating conditions.

2V~36V ±1V~18V

Datasheet preview

Datasheet PDF viewer

Preview the LM293DT datasheet from STMicroelectronics to check package, electrical characteristics, application notes, and document evidence before RFQ.

STMicroelectronics

LM293DT

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Notice documents

PCN / product notice documents

0 documents

No public PCN / PDN records currently displayed

No public product notice document is currently displayed for LM293DT. Confirm PCN, PDN, EOL, date code, and lifecycle status during RFQ before production purchase.

Common questions

Product FAQ

Targeted answers for buyers verifying the exact LM293DT ordering code, packaging, stock, datasheet, and replacement path.

What does LM293DT mean?

LM293DT is the exact ordering code listed for a Linear - Comparators component from STMicroelectronics. The current package reference is 8-SOIC, with listed context including IC COMPARATOR LP DUAL 8-SOIC. Buyers should use the full code when requesting stock, price, datasheet, or compliance confirmation.

How should buyers verify the LM293DT ordering code?

Treat LM293DT as the full ordering code during RFQ and engineering review. Confirm the listed 8-SOIC package, manufacturer documentation from STMicroelectronics, datasheet ordering table, reel or packing details, and any customer approval constraints before substitution or PO release.

What package is LM293DT supplied in?

LM293DT is currently listed with package reference 8-SOIC from STMicroelectronics. Buyers should confirm the manufacturer package drawing, footprint, pinout, tape-and-reel details, and receiving requirements before approval.

Is LM293DT currently available?

LM293DT is currently marked with stock availability on this page. Before ordering, confirm the package (8-SOIC), listed stock (100379), available quantity (28324), required quantity, lead time, final price, compliance needs, and exact ordering code match through RFQ.

Where can I compare LM293DT alternatives?

A mapped alternative list is not currently published for LM293DT. Send an RFQ with the target quantity, package constraints, and approval requirements so TrustCompo can help review credible replacement options.