# 7V26000056

**TXC Corp** · Crystals · SMD3225-4P

7V26000056 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 | XTAL1 | passive | Crystal terminal connected to the quartz element; the suggested connection drawing shows the crystal between pads 1 and 3. |
| 2 | NC | unconnected | Not connected; marked NC in the suggested connection drawing. |
| 3 | XTAL2 | passive | Crystal terminal connected to the quartz element; the suggested connection drawing shows the crystal between pads 1 and 3. |
| 4 | NC | unconnected | Not connected; marked NC in the suggested connection drawing. |

## Key specifications

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

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Frequency Range |  | 9.9 |  | 54 | MHz | Fundamental, 7V series | 1 |
| Frequency Tolerance (at 25 ℃) |  | -30 |  | 30 | ppm | at 25 ℃, or specify | 1 |
| Frequency Stability Over Operating Temperature Range |  | -30 |  | 30 | ppm | Over operating temperature range -10 ~ +70 ℃, or specify | 1 |
| Aging (at 25 ℃) |  | -3 |  | 3 | ppm / year | at 25 ℃ | 1 |
| Equivalent Series Resistance (ESR) | ESR |  |  | 150 | Ω | Frequency 9.9 ~ 12 MHz | 1 |
| Equivalent Series Resistance (ESR) | ESR |  |  | 100 | Ω | Frequency 12 ~ 16 MHz | 1 |
| Equivalent Series Resistance (ESR) | ESR |  |  | 60 | Ω | Frequency 16 ~ 54 MHz | 1 |
| Shunt Capacitance | C0 |  |  | 3 | pF |  | 1 |
| Drive Level |  | 1 | 10 | 50 | μW | Printed range 1 ~ 50 μW, 10 μW typical | 1 |
| Operating Temperature Range |  | -10 |  | 70 | ℃ | Standard range, or specify | 1 |
| Storage Temperature Range |  | -40 |  | 85 | ℃ |  | 1 |

## CAD (KiCad official)

- Symbol: `7V26000056`
- Footprint: `Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm`
- 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files: `7v26000056-etched.step` / `7v26000056-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `7v26000056.step` / `7v26000056.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/8586195572374589440) (1 pp, sha256 `81458b808d5ab860`, 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/7v26000056-datasheet.pdf)