component
C3SB13.521F12M13
Public Made by Adomby adom
CJKJ Crystals, SMD3225-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownC3SB13.521F12M13
CJKJ · Crystals · SMD3225-4P
C3SB13.521F12M13 from CJKJ, 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 1 of the 13.521270 MHz resonator, connected to the load capacitance (CL 12 pF) network. |
| 2 | GND | power_in | Marked GND in the connection drawing; connected to the package lid/ground. |
| 3 | XTAL2 | passive | Crystal terminal 2 of the 13.521270 MHz resonator, connected to the load capacitance (CL 12 pF) network. |
| 4 | GND | power_in | Marked GND in the connection drawing; connected to the package lid/ground. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | CJKJ |
| Package | SMD3225-4P |
| Category | Resonators/Oscillators |
| 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 at 25C | -10 | 10 | ppm | At 25℃ | 3 | ||
| Frequency stability over temperature | Topr | -30 | 30 | ppm | -40 ~ 85 ℃ | 3 | |
| Equivalent series resistance | Rr | 60 | Ω | MAX | 3 | ||
| Static capacitance | C0 | 5 | pF | MAX | 3 | ||
| Insulation resistance | Rins | 500 | MΩ | at DC 100V | 3 | ||
| Aging per year | -3 | 3 | ppm | Per year | 3 | ||
| Operating temperature range | Topr | -40 | 85 | ℃ | 3 | ||
| Storage temperature | Tstg | -55 | 125 | ℃ | 3 | ||
| Drive level | DL | 100 | 200 | uW | MAX 200uW | 3 | |
| Nominal frequency | FL | 13.5213 | MHz | Fundamental, AT cut | 3 | ||
| Load capacitance | CL | 12 | pF | 3 | |||
| Weight | 0.02 | g | MAX | 3 |
CAD (KiCad official)
- Symbol:
C3SB13.521F12M13 - Footprint:
Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm - 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files:
c3sb13-521f12m13-etched.step/c3sb13-521f12m13-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);c3sb13-521f12m13.step/c3sb13-521f12m13.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: CJKJ datasheet (8 pp, sha256
dc7a13b760452c3f, retrieved 2026-10-22, 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 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).