# SN65HVDA195QDRQ1

**Texas Instruments** · LIN Transceivers · SOIC-8

SN65HVDA195QDRQ1 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 | RXD | output | RXD output (open drain) interface reporting state of LIN bus voltage |
| 2 | EN | input | Enable input |
| 3 | NWake | input | High voltage input for device wake up |
| 4 | TXD | input | TXD input interface to control state of LIN output |
| 5 | GND | power_in | Ground |
| 6 | LIN | bidirectional | LIN bus single-wire transmitter and receiver |
| 7 | VSUP | power_in | Device supply voltage (connected to battery in series with external reverse blocking diode) |
| 8 | INH | output | Inhibit controls external voltage regulator with inhibit input |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Interface |
| Pins | 8 |

## CAD (KiCad official)

- Symbol: `SN65HVDA195QDRQ1`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files: `sn65hvda195qdrq1-etched.step` / `sn65hvda195qdrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn65hvda195qdrq1.step` / `sn65hvda195qdrq1.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/sn65hvda195-q1) (25 pp, sha256 `f10ec3a37264b6fa`, retrieved 2026-10-03, 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/sn65hvda195qdrq1-datasheet.pdf)