# CX3225SB25000D0FFFCC

**Kyocera AVX** · Crystals · SMD3225-4P

CX3225SB25000D0FFFCC from Kyocera AVX, 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 | HOT | passive | Crystal terminal (HOT) at pin 1, which is also the pin-1 position indicated by the K mark on the package; the datasheet gives no electrical limit for this terminal. |
| 2 | GND | power_in | Ground terminal (GND) at pin 2; the datasheet states no further function or limit for this pin. |
| 3 | HOT | passive | Crystal terminal (HOT) at pin 3; the datasheet gives no electrical limit for this terminal. |
| 4 | GND | power_in | Ground terminal (GND) at pin 4; the datasheet states no further function or limit for this pin. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Kyocera AVX |
| 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 Tolerance | df/F | -10 |  | 10 | PPM | +25±3°C | 4 |
| Frequency Temperature characteristics | df/F | -10 |  | 10 | PPM | -20 to +70°C | 4 |
| Frequency Aging Rate |  | -1 |  | 1 | PPM | 1 year +25±3°C | 4 |
| Drive Level | Pd | 0.01 |  | 100 | μW |  | 4 |
| Insulation Resistance | IR | 500 |  |  | MΩ | 100V(DC) | 4 |
| Equivalent Series Resistance | ESR |  |  | 50 | Ω | Per part number list, nominal frequency 25.000 MHz | 3 |
| Frequency shift after environmental tests |  | -10 |  | 10 | ×10-6 | After shock, vibration, heat, cold, thermal shock and moisture tests | 9 |
| Frequency shift after reflow soldering |  | -2 |  | 2 | ppm | Reflow soldering, 2 times | 10 |
| Operating Temperature | Topr | -20 |  | 70 | °C |  | 4 |
| Storage Temperature range | Tstg | -40 |  | 85 | °C |  | 4 |
| Hand Soldering temperature |  |  |  | 350 | °C | 3 sec max | 10 |
| Nominal Frequency | F0 |  | 25 |  | MHz |  | 3 |
| Nominal Temperature | TNOM |  | 25 |  | °C |  | 4 |
| Load Capacitance | CL |  | 8 |  | pF |  | 4 |

## CAD (KiCad official)

- Symbol: `CX3225SB25000D0FFFCC`
- Footprint: `Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm`
- 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files: `cx3225sb25000d0fffcc-etched.step` / `cx3225sb25000d0fffcc-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cx3225sb25000d0fffcc.step` / `cx3225sb25000d0fffcc.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Kyocera AVX datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589791079433474048) (11 pp, sha256 `6f02dbebfb423842`, retrieved 2026-10-16, 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/cx3225sb25000d0fffcc-datasheet.pdf)