LM231NAlternatives & Equivalent Parts

LM231N is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About LM231N

LM231N is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM231NSourceADR01ARZHCPL-2231-300ELMC6492BEMSN65LBC176DSN74LVC2G86DCURG4TS514AIDLM231N/NOPBLM231AN/NOPB
ManufacturerTexas InstrumentsAnalog DevicesAvago TechnologiesTexas InstrumentsTexas InstrumentsTexas InstrumentsSTMicroelectronicsTexas InstrumentsTexas Instruments
Package TypeDual-In-Line PackagesSmall Outline PackagesDual-In-Line Packages——Small Outline PackagesSmall Outline PackagesDual-In-Line PackagesDual-In-Line Packages
Pin Count888——81488
Temperature Range-25.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C——-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-25.0°C ~ 85.0°C-25.0°C ~ 85.0°C
Price$4.2400$1.4820$3.6173$1.3000$2.3161$0.3310$0.9453$4.2400$5.0000
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVE——ACTIVEOBSOLETEACTIVEACTIVE
Electrical Parameters
Pbfree CodeNoNoYes——Yes—YesYes
YTEOL0107——1501515
Converter TypeVOLTAGE TO FREQUENCY CONVERTER——————VOLTAGE TO FREQUENCY CONVERTERVOLTAGE TO FREQUENCY CONVERTER
JESD-30 CodeR-PDIP-T8R-PDSO-G8———R-PDSO-G8R-PDSO-G14R-PDIP-T8R-PDIP-T8
JESD-609 Codee0e3e3——e4e4e4e4
Linearity Error-Max (EL)0.02%——————0.02%0.02%
Negative Input Voltage-Max-0.2 V——————-0.2 V-0.2 V
Number of Functions112——21411
Operating Frequency-Max0.1 MHz——————0.1 MHz0.1 MHz
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY———PLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeDIP8,.3SOP8,.25———TSSOP8,.12,20SOP14,.25DIP8,.3DIP8,.3
Package ShapeRECTANGULARRECTANGULAR———RECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleIN-LINESMALL OUTLINE———SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCHSMALL OUTLINEIN-LINEIN-LINE
Positive Input Voltage-Max3 V——————3 V3 V
Qualification StatusNot QualifiedNot Qualified———Not QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Current-Max6 mA—————2.4 mA6 mA6 mA
Supply Voltage-Max40 V——————20 V20 V
Supply Voltage-Min4 V—4.5 V————4.5 V4.5 V
Supply Voltage-Nom5 V—20 V————5 V5 V
Surface MountNOYESYES——YESYESNONO
TechnologyBIPOLARBIPOLAR———CMOSBIPOLARBIPOLARBIPOLAR
Temperature GradeOTHERAUTOMOTIVE———AUTOMOTIVEAUTOMOTIVEOTHEROTHER
Terminal FinishTIN LEADMatte Tin (Sn)Tin (Sn)——Nickel/Palladium/Gold (Ni/Pd/Au)NICKEL PALLADIUM GOLDNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormTHROUGH-HOLEGULL WING———GULL WINGGULL WINGTHROUGH-HOLETHROUGH-HOLE
Terminal Pitch2.54 mm1.27 mm———0.5 mm1.27 mm2.54 mm2.54 mm
Terminal PositionDUALDUAL———DUALDUALDUALDUAL
## LM231N Alternates Showing resultsImage————————
Manufacturer Package Code—R-8———————
Additional Feature—OUTPUT CAN BE ADJUSTED FROM 9.7V TO 10.05VCMOS COMPATIBLE, UL RECOGNIZED——————
Analog IC - Other Type—THREE TERMINAL VOLTAGE REFERENCE———————
Number of Outputs—1———————
Output Voltage-Max—10.01 V———————
Output Voltage-Min—9.99 V———————
Output Voltage-Nom—10 V———————
Peak Reflow Temperature (Cel)—260———260260——
Supply Voltage-Max (Vsup)—36 V———5.5 V———
Supply Voltage-Min (Vsup)—12 V———1.65 V———
Supply Voltage-Nom (Vsup)—15 V———3.3 V15 V——
Temp Coef of Voltage-Max—10 ppm/°C———————
Time@Peak Reflow Temperature-Max (s)—30———3040——
Trim/Adjustable Output—YES———————
Voltage Tolerance-Max—0.1%———————
## ADR01ARZ Alternates Showing results—Image———————
Reach Compliance Code——Compliant——————
Configuration——SEPARATE, 2 CHANNELS——————
Data Rate-Nom——5 MBps——————
Forward Current-Max——0.01 A——————
Isolation Voltage-Max——3750 V——————
Mounting Feature——SURFACE MOUNT——————
Number of Elements——2——————
On-State Current-Max——0.025 A——————
Optoelectronic Device Type——LOGIC IC OUTPUT OPTOCOUPLER——————
Power Dissipation-Max——0.294 W——————
Response Time-Nom——3e-7 ns——————
Family—————LVC/LCX/Z———
Load Capacitance (CL)—————50 pF———
Logic IC Type—————XOR GATE———
Max I(ol)—————0.032 A———
Number of Inputs—————2———
Packing Method—————TRTUBE——
Power Supply Current-Max (ICC)—————0.01 mA———
Prop. Delay@Nom-Sup—————4.7 ns———
Propagation Delay (tpd)—————9.9 ns———
Schmitt Trigger—————NO———
## SN74LVC2G86DCURG4 Alternates Showing results—————Image———
Amplifier Type——————OPERATIONAL AMPLIFIER——
Architecture——————VOLTAGE-FEEDBACK——
Average Bias Current-Max (IIB)——————0.3 µA——
Bias Current-Max (IIB) @25C——————0.15 µA——
Common-mode Reject Ratio-Min——————90 dB——
Frequency Compensation——————YES——
Input Offset Voltage-Max——————1500 µV——
Low-Bias——————NO——
Low-Offset——————NO——
Micropower——————YES——
Neg Supply Voltage Limit-Max——————-18 V——
Neg Supply Voltage-Nom (Vsup)——————-15 V——
Power——————NO——
Programmable Power——————NO——
Slew Rate-Min——————0.8 V/us——
Slew Rate-Nom——————1.5 V/us——
Supply Voltage Limit-Max——————18 V——
Unity Gain BW-Nom——————3000——
Voltage Gain-Min——————31620——
Wideband——————NO——
## TS514AID Alternates Showing results——————Image——
Negative Supply Voltage-Min———————-0.2 V-0.2 V
## LM231AN/NOPB Alternates Showing results————————Image

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 8 alternatives for LM231N — response within 24 hours.

Quick Links

ADR01ARZ

suggested

TS514AID

suggested

LM231N/NOPBby Texas Instruments

Voltage to Frequency Converter, 1 Func, 0.1MHz, Bipolar, PDIP8

LM231AN/NOPBby Texas Instruments

Voltage to Frequency Converter, 1 Func, 0.1MHz, Bipolar, PDIP8

Why Look for Alternatives?

Finding alternatives for LM231N is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating LM231N replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to LM231N?

Known equivalents for LM231N include ADR01ARZ, HCPL-2231-300E, LMC6492BEM. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM231N?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify LM231N alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.