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LM339G-S14-R

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

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LM339G-S14-R

UTC Unisonic Tech · Comparators · SOIC-14

LM339G-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 OUT2 output Open-collector output of comparator 2, compatible with TTL, DTL and CMOS logic.
2 OUT1 output Open-collector output of comparator 1, compatible with TTL, DTL and CMOS logic.
3 VCC power_in Positive supply, operating range 2V to 36V (absolute maximum ±18 or 36 V).
4 IN1(-) input Inverting input of comparator 1, input voltage range -0.3 to 36 V.
5 IN1(+) input Non-inverting input of comparator 1, input voltage range -0.3 to 36 V.
6 IN2(-) input Inverting input of comparator 2, input voltage range -0.3 to 36 V.
7 IN2(+) input Non-inverting input of comparator 2, input voltage range -0.3 to 36 V.
8 IN3(-) input Inverting input of comparator 3, input voltage range -0.3 to 36 V.
9 IN3(+) input Non-inverting input of comparator 3, input voltage range -0.3 to 36 V.
10 IN4(-) input Inverting input of comparator 4, input voltage range -0.3 to 36 V.
11 IN4(+) input Non-inverting input of comparator 4, input voltage range -0.3 to 36 V.
12 GND power_in Ground reference for the supply and all voltages.
13 OUT4 output Open-collector output of comparator 4, compatible with TTL, DTL and CMOS logic.
14 OUT3 output Open-collector output of comparator 3, compatible with TTL, DTL and CMOS logic.

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) -3 1.5 3 mV VCM=0~VCC-1.5, VOUT(P)=1.4V, RS=0 3
Input Offset Current II(OFF) -50 2.3 50 nA 3
Input Bias Current IBIAS 57 250 nA 3
Input Common-Mode Voltage Range VIN(R) 0 V 3
Supply Current ICC 1.1 2 mA RL=∞ 3
Large Signal Voltage Gain GV 50 200 V/mV VCC=15V, RL>15kΩ 3
Output Sink Current ISINK 6 18 mA VIN(-)>1V, VIN(+)=0V, VOUT(P)<1.5V 3
Output Saturation Voltage VSAT 140 400 mV VIN(-)>1V, VIN(+)=0V, ISINK=4mA 3
Output Leakage Current ILEAK 1 A VIN(+)=1V, VIN(-)=0V, VOUT(P)=30V 3
Supply Voltage VCC 36 V 3
Differential Input Voltage VI(DIFF) 36 V 3
Input Voltage VIN -0.3 36 V 3
Power Dissipation (SOP-14) PD 560 mW SOP-14 3
Junction Temperature TJ 125 °C 3
Storage Temperature TSTG -40 150 °C 3
Operating Temperature TOPR -20 85 °C 3
Supply Voltage Operating Range VCC 2 36 V 1

CAD (KiCad official)

  • Symbol: LM339G-S14-R
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: lm339g-s14-r-etched.step / lm339g-s14-r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm339g-s14-r.step / lm339g-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 ab2562eececde2f6, retrieved 2026-10-18, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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