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LM324G-S14-R

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UTC Unisonic Tech Operational Amplifier, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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LM324G-S14-R

UTC Unisonic Tech · Operational Amplifier · SOIC-14

LM324G-S14-R from UTC Unisonic Tech, in a SOIC-14. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 OUT 1 output Output of amplifier 1; the datasheet states the output swings from 0V to Vcc-1.5V.
2 IN 1(-) input Inverting input of amplifier 1; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
3 IN 1(+) input Non-inverting input of amplifier 1; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
4 Vcc power_in Positive supply pin; the datasheet lists a wide operating supply range of 3V to 40V, while the absolute maximum supply voltage is listed as ±20 V.
5 IN 2(+) input Non-inverting input of amplifier 2; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
6 IN 2(-) input Inverting input of amplifier 2; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
7 OUT 2 output Output of amplifier 2; the datasheet states the output swings from 0V to Vcc-1.5V.
8 OUT 3 output Output of amplifier 3; the datasheet states the output swings from 0V to Vcc-1.5V.
9 IN 3(-) input Inverting input of amplifier 3; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
10 IN 3(+) input Non-inverting input of amplifier 3; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
11 GND power_in Ground reference pin; the datasheet states all voltages are referenced to GND.
12 IN 4(+) input Non-inverting input of amplifier 4; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
13 IN 4(-) input Inverting input of amplifier 4; the input common-mode voltage range includes ground (VCM from 0V to VCC-1.5V).
14 OUT 4 output Output of amplifier 4; the datasheet states the output swings from 0V to Vcc-1.5V.

Key specifications

Parameter Value
Manufacturer UTC Unisonic Tech
Package SOIC-14
Category Amplifiers/Comparators
Pins 14

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Input Offset Voltage VI(OFF) 5 mV VCM=0V to VCC-1.5V, VO(P)=1.4V, RS=0 3
Input Offset Current II(OFF) 50 nA 3
Input Bias Current II(BIAS) 250 nA 3
Input Common Mode Voltage VI(CM) 0 V VCC=30V 3
Power Supply Current ICC 1 3 mA RL=∞, VCC=30V 3
Power Supply Current ICC 0.7 1.2 mA VCC=5V 3
Large Signal Voltage Gain GV 25 100 V/mV VCC=15V, RL≧2K, VO(P)=1V ~ 11V 3
Output Voltage Swing High VO(H) 26 V VCC=30V, RL=2K 3
Output Voltage Swing High VO(H) 27 28 V VCC=30V, RL=10K 3
Output Voltage Swing Low VO(L) 5 20 mV VCC=5V, RL>10K 3
Common Mode Rejection Ratio CMRR 65 75 dB 3
Power Supply Rejection Ratio PSRR 65 100 dB 3
Short Circuit Current to Ground ISC 40 60 mA 3
Output Current Source ISOURCE 20 40 mA VI(+)=1V, VI(-)=0V, VCC=15V, VO(P)=2V 3
Output Current Sink ISINK 10 13 mA VI(+)=0V, VI(-)=1V, VCC=15V, VO(P)=2V 3
Output Current Sink ISINK 12 45 μA VI(+)=0V, VI(-)=1V, VCC=15V, VO(P)=200mV 3
Channel Separation CS 120 dB f=1KHZ ~ 20KHZ 3
Supply Voltage VCC -20 20 V 3
Differential Input Voltage VI(DIFF) -40 40 V 3
Input Voltage VIN -0.3 40 V 3
Power Dissipation PD 580 mW SOP-14 package 3
Operating Temperature TOPR -20 85 C 3
Storage Temperature TSTG -40 150 C 3
Supply Voltage VCC 3 40 V Wide operating supply range stated in Features 1

CAD (KiCad official)

  • Symbol: LM324G-S14-R
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: lm324g-s14-r-etched.step / lm324g-s14-r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm324g-s14-r.step / lm324g-s14-r.glb are the bare package body.

Provenance

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

  • Datasheet: UTC Unisonic Tech datasheet (5 pp, sha256 1a1bd2cf3879bc80, retrieved 2026-10-19, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (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