component
7AD01638A0G
Public Made by Adomby adom
KDS Daishinku Crystals, SMD3225-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Generated by kicad-footprint-generator · KiCad file format 20260206
| Name | Last updated |
|---|---|
| docs | 10d ago |
| viewers | 10d ago |
| 7ad01638a0g-etched.glb | 10d ago |
| 7ad01638a0g-etched.step | 10d ago |
| 7ad01638a0g-hero.glb | 10d ago |
| 7ad01638a0g-hero.overlay.json | 10d ago |
| 7ad01638a0g.glb | 10d ago |
| 7ad01638a0g.kicad_mod | 10d ago |
| 7ad01638a0g.kicad_sym | 10d ago |
| 7ad01638a0g.lbr | 10d ago |
| 7ad01638a0g.step | 10d ago |
| package.json | 10d ago |
| page.json | 10d ago |
| README.md | 10d ago |
7AD01638A0G
KDS Daishinku · Crystals · SMD3225-4P
7AD01638A0G from KDS Daishinku, 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 | #1 | passive | Connected to the quartz element (crystal terminal); internally connected to the same element as #3. |
| 2 | #2 | passive | GND connected or N.C. available (not connected to the quartz element). |
| 3 | #3 | passive | Connected to the quartz element (crystal terminal); internally connected to the same element as #1. |
| 4 | #4 | passive | GND connected or N.C. available (not connected to the quartz element). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | KDS Daishinku |
| Package | SMD3225-4P |
| Category | Crystal Oscillator/Oscillator/Resonator |
| 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 | -20 | 20 | ppm | at +25 ± 3 °C | 2 | ||
| Frequency characteristics over temperature | -50 | 50 | ppm | -40 ~ +85 °C, ref. to +25°C | 2 | ||
| Series resistance | 80 | Ω | at Series | 2 | |||
| Drive level | 2 | 200 | μW | 2 μW (200 μW max.) | 2 | ||
| Shunt capacitance | C0 | 2 | pF | 2 | |||
| Insulation resistance | 500 | MΩ | DC 100 ± 15V | 2 | |||
| Operating temperature range | -40 | 85 | °C | 2 | |||
| Storage temperature range | -40 | 85 | °C | 2 | |||
| Nominal frequency | 16.384 | MHz | Fundamental | 2 | |||
| Load capacitance | CL | 12.5 | pF | 2 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing | Polyester | Cover tape Polyester | 5 | |
| contacts | gold | Plating material of a terminal. : Ni Plating + Au Plating. A clearance between the soldering terminal portion and a print circuit board side should be less than 0.1mm. | 3 |
CAD (KiCad official)
- Symbol:
7AD01638A0G - Footprint:
Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm - 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files:
7ad01638a0g-etched.step/7ad01638a0g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);7ad01638a0g.step/7ad01638a0g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: KDS Daishinku datasheet (13 pp, sha256
263ff5e7d95f0b60, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).