# 8Z25000030

**TXC Corp** · Crystals · SMD2520-4P

8Z25000030 from TXC Corp, in a SMD2520-4P. 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 | XTAL1 | passive | Crystal terminal 1 (pin 1 marked by dot on lid), connected to the crystal blank; 25.000000 MHz fundamental, 20 pF load capacitance. |
| 2 | GND | power_in | Ground connection per the Connection diagram (pad 2 labelled GND). |
| 3 | XTAL2 | passive | Crystal terminal 2, connected to the crystal blank on the diagonal opposite pin 1; drive level 100 uW max. |
| 4 | GND | power_in | Ground connection per the Connection diagram (pad 4 labelled GND). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | TXC Corp |
| Package | SMD2520-4P |
| Category | Crystals, Oscillators, Resonators |
| Pins | 4 |

## CAD (KiCad official)

- Symbol: `8Z25000030`
- Footprint: `Crystal:Crystal_SMD_2520-4Pin_2.5x2.0mm`
- 3D model: SMD2520-4P (KiCad packages3D, STEP)
- 3D model files: `8z25000030-etched.step` / `8z25000030-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `8z25000030.step` / `8z25000030.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/8603106793560158208) (11 pp, sha256 `6d1e895d0074230c`, retrieved 2026-10-13, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/8z25000030-datasheet.pdf)