# 7M12000044

**TXC Corp** · Crystals · SMD3225-4P

7M12000044 from TXC Corp, in a SMD3225-4P. 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 | 1 | passive | Terminal 1 is one of four numbered pads in the internal view connection and bottom view; the datasheet does not state its function or electrical limits. |
| 2 | 2 | passive | Terminal 2 is one of four numbered pads in the internal view connection and bottom view; the datasheet does not state its function or electrical limits. |
| 3 | 3 | passive | Terminal 3 is one of four numbered pads in the internal view connection and bottom view; the datasheet does not state its function or electrical limits. |
| 4 | 4 | passive | Terminal 4 is one of four numbered pads in the internal view connection and bottom view; the datasheet does not state its function or electrical limits. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TXC Corp |
| Package | SMD3225-4P |
| Category | Crystals, Oscillators, Resonators |
| Pins | 4 |

## CAD (KiCad official)

- Symbol: `7M12000044`
- Footprint: `Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm`
- 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files: `7m12000044-etched.step` / `7m12000044-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `7m12000044.step` / `7m12000044.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [TXC Corp datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586195564350615552) (11 pp, sha256 `8ce95fa8dd700cfb`, retrieved 2026-10-13, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/7m12000044-datasheet.pdf)