# L327S13CU11L

**Lucki** · Crystals · SMD3225-4P

L327S13CU11L from Lucki, 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 | Xtal Terminal (Input) | input | Crystal terminal labeled Input on the datasheet pin list; the datasheet gives no electrical limits for this pin beyond the crystal specifications (nominal 13.52313 MHz, 20 pF load capacitance, 50 Ω ESR max per the specification table). |
| 2 | GND | power_in | Ground connection, one of two GND terminals on the package; the datasheet states no further electrical limits for this pin. |
| 3 | Xtal Terminal (Output) | output | Crystal terminal labeled Output on the datasheet pin list; the datasheet gives no electrical limits for this pin beyond the crystal specifications (nominal 13.52313 MHz, 20 pF load capacitance, 50 Ω ESR max per the specification table). |
| 4 | GND | power_in | Ground connection, one of two GND terminals on the package; the datasheet states no further electrical limits for this pin. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Lucki |
| 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 |
|---|---|---|---|---|---|---|---|
| Shunt capacitance | C0 |  |  | 2 | pF |  | 1 |
| Frequency tolerance at 25℃ |  | -10 |  | 10 | ppm | at 25℃ | 1 |
| Frequency stability over operating temperature range |  | -20 |  | 20 | ppm | Operating temperature range -40℃ to +85℃ | 1 |
| Insulation resistance |  | 500 |  |  | MΩ | at DC 100V | 1 |
| Aging |  | -2 |  | 2 | ppm/year | at 25℃ ± 2 ppm / year Max | 1 |
| Operating temperature range |  | -40 |  | 85 | ℃ |  | 1 |
| Storage temperature range |  | -40 |  | 125 | ℃ |  | 1 |
| Nominal frequency |  |  | 13.5231 |  | MHz |  | 1 |
| Equivalent series resistance | ESR |  | 50 |  | Ω |  | 1 |
| Load capacitance | CL |  | 20 |  | pF |  | 1 |

## CAD (KiCad official)

- Symbol: `L327S13CU11L`
- Footprint: `Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm`
- 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files: `l327s13cu11l-etched.step` / `l327s13cu11l-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `l327s13cu11l.step` / `l327s13cu11l.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Lucki datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589838679494586368) (1 pp, sha256 `0f3f8936d51d229a`, retrieved 2026-10-20, tier: lcsc)
- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/l327s13cu11l-datasheet.pdf)