component
LM339LVRTER
Public Made by Adomby adom
Texas Instruments Comparators, WQFN-16(3x3). Pinout cross-checked by two models against the datasheet, 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
markdownLM339LVRTER
Texas Instruments · Comparators · WQFN-16(3x3)
LM339LVRTER from Texas Instruments, in a WQFN-16(3x3). 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 | V+ | power_in | Positive power supply, 1.65V to 5.5V operating range |
| 2 | IN1- | input | Comparator 1 inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 3 | NC | unconnected | Not connected to internal circuit; leave floating or connect to GND |
| 4 | IN1+ | input | Comparator 1 non-inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 5 | IN2- | input | Comparator 2 inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 6 | IN2+ | input | Comparator 2 non-inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 7 | IN3- | input | Comparator 3 inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 8 | IN3+ | input | Comparator 3 non-inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 9 | IN4- | input | Comparator 4 inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 10 | NC | unconnected | Not connected to internal circuit; leave floating or connect to GND |
| 11 | IN4+ | input | Comparator 4 non-inverting input, -0.3V to 6V absolute max, 5pA input bias current typical |
| 12 | GND | power_in | Ground (negative power supply), 0V reference for all signal voltages |
| 13 | OUT4 | output | Comparator 4 open-drain output, sinks to 100mA max, 150-200mV VOL at 4mA sink, 600ns propagation delay typical |
| 14 | OUT3 | output | Comparator 3 open-drain output, sinks to 100mA max, 150-200mV VOL at 4mA sink, 600ns propagation delay typical |
| 15 | OUT2 | output | Comparator 2 open-drain output, sinks to 100mA max, 150-200mV VOL at 4mA sink, 600ns propagation delay typical |
| 16 | OUT1 | output | Comparator 1 open-drain output, sinks to 100mA max, 150-200mV VOL at 4mA sink, 600ns propagation delay typical |
| 17 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | WQFN-16(3x3) |
| Category | Amplifiers/Comparators |
| Pins | 17 |
CAD (KiCad official)
- Symbol:
LM339LVRTER - Footprint:
Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm - 3D model: WQFN-16(3x3) (KiCad packages3D, STEP)
- 3D model files:
lm339lvrter-etched.step/lm339lvrter-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);lm339lvrter.step/lm339lvrter.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (71 pp, sha256
6b42ec650f587728, 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).