# 3K32.768EQ

**huaxindianzi** · Crystals · SMD3215-2P

3K32.768EQ from huaxindianzi, in a SMD3215-2P. 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 of a two-terminal crystal; either orientation. |
| 2 | 2 | passive | Terminal 2 of a two-terminal crystal; either orientation. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | huaxindianzi |
| Package | SMD3215-2P |
| Category | Resonators/Oscillators |
| Pins | 2 |

## 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 Tolerance | FL | -20 |  | 20 | ppm | At 25℃±℃ | 4 |
| Parabolic coefficient | B | -0.04 |  | -0.02 | PPM/℃^2 |  | 4 |
| Operating Temperature | TC | -40 |  | 85 | ℃ |  | 4 |
| Storage temperature range |  | -55 |  | 125 | ℃ |  | 4 |
| Direct capacitance | C0 |  |  | 1 | pF |  | 4 |
| Insulation resistance | IR | 500 |  |  | MΩ | At DC 100V | 4 |
| Nominal Frequency | FL |  | 32.768 |  | KHz |  | 4 |
| Load Capacitance | CL |  | 6 |  | pF |  | 4 |
| Drive Level | DL |  | 0.5 |  | μW |  | 4 |
| Resonant resistance | RR |  | 70 |  | KΩ |  | 4 |
| Quality factor | Q |  | 13 |  | K |  | 4 |

## CAD (KiCad official)

- Symbol: `3K32.768EQ`
- Footprint: `Crystal:Crystal_SMD_3215-2Pin_3.2x1.5mm`
- 3D model: SMD3215-2P (KiCad packages3D, STEP)
- 3D model files: `3k32-768eq-etched.step` / `3k32-768eq-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `3k32-768eq.step` / `3k32-768eq.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [huaxindianzi datasheet](docs/3k32-768eq-datasheet.pdf) (9 pp, sha256 ``, retrieved 2026-10-28, 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`, primary `crystal numbering` (convention), consensus `off` (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/3k32-768eq-datasheet.pdf)