component
LM393MX
Public Made by Adomby adom
Texas Instruments Comparators, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownLM393MX
Texas Instruments · Comparators · SOIC-8
LM393MX from Texas Instruments, in a SOIC-8. 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 | OUTA | output | Open-collector output for channel A with maximum sink current of 16 mA. |
| 2 | -INA | input | Inverting input for channel A with input common-mode range of 0V to (V+ - 1.5V). |
| 3 | +INA | input | Noninverting input for channel A with input common-mode range of 0V to (V+ - 1.5V). |
| 4 | GND | power_in | Ground reference pin with 0V potential. |
| 5 | +INB | input | Noninverting input for channel B with input common-mode range of 0V to (V+ - 1.5V). |
| 6 | -INB | input | Inverting input for channel B with input common-mode range of 0V to (V+ - 1.5V). |
| 7 | OUTB | output | Open-collector output for channel B with maximum sink current of 16 mA. |
| 8 | V+ | power_in | Positive power supply with operating range of 2.0V to 36V (single supply) or ±1.0V to ±18V (dual supply). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |
CAD (KiCad official)
- Symbol:
LM393MX - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
lm393mx-etched.step/lm393mx-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lm393mx.step/lm393mx.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (33 pp, sha256
6bb0c77bb4550bd7, retrieved 2026-09-22, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-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).