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LM324MX

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Texas Instruments Operational Amplifier, SOIC-14. Datasheet-verified pinout, KiCad symbol/footprint/3D.

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Contents

README

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LM324MX

Texas Instruments · Operational Amplifier · SOIC-14

LM324MX from Texas Instruments, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 OUTPUT1 output Channel 1 output with voltage swing 0V to V+ - 1.5V, capable of sourcing 20-40 mA and sinking 10-20 mA.
2 INPUT1- input Channel 1 inverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
3 INPUT1+ input Channel 1 noninverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
4 V+ power_in Positive power supply accepting 3V to 32V with 0.7-1.2 mA supply current at 5V.
5 INPUT2+ input Channel 2 noninverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
6 INPUT2- input Channel 2 inverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
7 OUTPUT2 output Channel 2 output with voltage swing 0V to V+ - 1.5V, capable of sourcing 20-40 mA and sinking 10-20 mA.
8 OUTPUT3 output Channel 3 output with voltage swing 0V to V+ - 1.5V, capable of sourcing 20-40 mA and sinking 10-20 mA.
9 INPUT3- input Channel 3 inverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
10 INPUT3+ input Channel 3 noninverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
11 GND power_in Ground or negative power supply connection.
12 INPUT4+ input Channel 4 noninverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
13 INPUT4- input Channel 4 inverting input accepting common-mode voltages from 0V to V+ - 1.5V with 45-250 nA input bias current.
14 OUTPUT4 output Channel 4 output with voltage swing 0V to V+ - 1.5V, capable of sourcing 20-40 mA and sinking 10-20 mA.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-14
Category Amplifiers/Comparators
Pins 14

CAD (KiCad official)

  • Symbol: LM324MX
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: lm324mx-etched.step / lm324mx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm324mx.step / lm324mx.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (41 pp, sha256 9de33ee821a3b186, retrieved 2026-09-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF