# LM393LVQDRQ1

**Texas Instruments** · Comparators · SOIC-8

LM393LVQDRQ1 from Texas Instruments, in a SOIC-8. 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 | OUT1 | tri_state | Comparator 1 open-drain output; maximum sink current to GND 100 mA |
| 2 | IN1- | input | Comparator 1 inverting input; input voltage range (GND - 100mV) to (V+ + 100mV) |
| 3 | IN1+ | input | Comparator 1 non-inverting input; input voltage range (GND - 100mV) to (V+ + 100mV) |
| 4 | GND | power_in | Ground and negative power supply connection |
| 5 | IN2+ | input | Comparator 2 non-inverting input; input voltage range (GND - 100mV) to (V+ + 100mV) |
| 6 | IN2- | input | Comparator 2 inverting input; input voltage range (GND - 100mV) to (V+ + 100mV) |
| 7 | OUT2 | tri_state | Comparator 2 open-drain output; maximum sink current to GND 100 mA |
| 8 | V+ | power_in | Positive power supply; operating voltage range 1.65V to 5.5V |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |

## CAD (KiCad official)

- Symbol: `LM393LVQDRQ1`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files: `lm393lvqdrq1-etched.step` / `lm393lvqdrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm393lvqdrq1.step` / `lm393lvqdrq1.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/lm393lv-q1) (67 pp, sha256 `c34dd34dca42d69c`, retrieved 2026-10-05, 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 0.3`, primary `claude-haiku-4-5-20251001` (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](docs/lm393lvqdrq1-datasheet.pdf)