LM392DG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

LM392DG4 is a single voltage-feedback operational amplifier with comparator function, supporting supply voltages up to ±16 V or 32 V single supply, with a common-mode rejection ratio of 70 dB and maximum input offset voltage of 7000 µV in an 8-pin SOIC package. It features internal frequency compensation and a maximum bias current of 0.4 µA for stable operation in analog signal conditioning. Designed for industrial instrumentation, threshold detection, and analog filtering applications requiring a reliable single op-amp solution.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM392DG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
8
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
?°C to 70.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of LM392DG4?

  • Single voltage-feedback op-amp with ±16 V or 32 V single-supply operation
  • Common-mode rejection ratio of 70 dB for noise-immune signal conditioning
  • Maximum input bias current of 0.4 µA for high-impedance source compatibility
  • Internal frequency compensation for unconditional stability
  • Maximum input offset voltage of 7000 µV (7 mV)
  • 8-pin SOIC package for easy PCB integration

What is LM392DG4 used for?

The LM392DG4 is suited for analog signal conditioning, threshold detection, and active filtering circuits in industrial instrumentation and process control systems. Its wide supply range of up to 32 V single supply makes it compatible with both 5 V logic systems and higher-voltage industrial power rails. It is also used in audio preamplifiers, sensor signal buffering, and voltage comparison circuits in consumer and test-and-measurement equipment.

What are the specifications of LM392DG4?

YTEOL0
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.4 µA
Bias Current-Max (IIB) @25C0.205 µA
Common-mode Reject Ratio-Min65dB
Common-mode Reject Ratio-Nom70dB
Frequency CompensationYES
Input Offset Voltage-Max7000 µV
JESD-30 CodeR-PDSO-G8
JESD-609 Codee4
Low-BiasYES
Low-OffsetNO
MicropowerYES
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Packing MethodTUBE
Peak Reflow Temperature (Cel)260
PowerNO
Programmable PowerNO
Qualification StatusNot Qualified
Supply Current-Max1mA
Supply Voltage Limit-Max32V
Supply Voltage-Nom (Vsup)5V
Surface MountYES
TechnologyBIPOLAR
Temperature GradeCOMMERCIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Unity Gain BW-Nom1000
Voltage Gain-Min0.025
WidebandNO
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.33.00.01

Where can I find the LM392DG4 datasheet?

LM392DG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM392DG4?

Compatible alternatives and drop-in replacements for LM392DG4:

LM392M/NOPBTexas Instruments Operational

Amplifier, 2 Func, 5000uV Offset-Max, BIPolar, PDSO8

View Part →
LM392DRG4Texas Instruments Operational

Amplifier, 2 Func, 5000uV Offset-Max, BIPolar, PDSO8

View Part →
LM392MXTexas Instruments Operational

Amplifier, 1 Func, 7000uV Offset-Max, BIPolar, PDSO8

View Part →

Frequently Asked Questions

What is the supply voltage range of the LM392DG4 and how does it compare to standard 5 V op-amps?

The LM392DG4 operates from ±16 V dual supply or up to 32 V single supply, far exceeding the 5 V range of low-voltage op-amps, making it suitable for industrial 24 V systems and instrumentation circuits requiring wide dynamic range.

How does the 70 dB common-mode rejection ratio of LM392DG4 benefit sensor signal conditioning?

A 70 dB CMRR means noise common to both inputs is attenuated by about 3162 times, significantly improving signal integrity when amplifying weak sensor outputs in electrically noisy industrial environments operating at supply voltages up to 32 V.

Is the LM392DG4 frequency-compensated, and what stability advantage does that provide?

Yes, the LM392DG4 includes internal frequency compensation, ensuring unconditional stability in unity-gain configurations without requiring external compensation capacitors, simplifying design for audio, filtering, and threshold circuits up to several hundred kilohertz.

For a high-impedance pH sensor interface, does the 0.4 µA bias current of LM392DG4 introduce significant error?

With a maximum bias current of 0.4 µA flowing through source impedances in the megaohm range, the resulting offset voltage could reach tens of millivolts, so source impedance should be kept below 100 kΩ to limit measurement error to under 40 mV.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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Lead Time3-7 business days
MOQFrom 1 piece
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OriginChina (Authorized)

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