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Q22FA23V00019
Public Made by Adomby adom
Seiko Epson Crystals, SMD3225-4P. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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Q22FA23V00019
Seiko Epson · Crystals · SMD3225-4P
Q22FA23V00019 from Seiko Epson, 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 | X1 | passive | Crystal terminal #1 (12 MHz fundamental, CL = 10 pF, drive level 100 µW typ., 200 µW max.); connects to the oscillation circuit. |
| 2 | GND | power_in | Terminal #2 is connected internally to the lid and should be connected to GND. |
| 3 | X2 | passive | Crystal terminal #3 (12 MHz fundamental, CL = 10 pF, drive level 100 µW typ., 200 µW max.); connects to the oscillation circuit. |
| 4 | GND | power_in | Terminal #4 is connected internally to the lid and should be connected to GND. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Seiko Epson |
| 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 |
|---|---|---|---|---|---|---|---|
| Storage temperature range | T_stg | -40 | 125 | C | Depends on the Environmental characteristics specifications | 3 | |
| Operating temperature range | T_use | -20 | 70 | C | 3 | ||
| Level of drive | DL | 1 | 100 | 200 | uW | 3 | |
| Nominal frequency | fo | 12 | MHz | Fundamental | 3 | ||
| Frequency tolerance | f_tol | -50 | 50 | 10^-6 | CL = 10 pF, Ta = +25 C ±3 C, DL: 100 uW, not include aging | 3 | |
| Motional resistance | R1 | 100 | ohm | π circuit IEC 60444-2, Ta = Operating temperature range, DL: 100 uW | 3 | ||
| Shunt capacitance | C0 | 5 | pF | π circuit and N.A. | 3 | ||
| Frequency temperature characteristics | f_tem | -30 | 30 | 10^-6 | Ta = Operating temperature range (Ref. at Ta = +25 C ±3 C), DL: 100 uW | 3 | |
| Isolation resistance | IR | 500 | Mohm | DC 100 V ±15, 60 seconds, between each terminals | 3 | ||
| Frequency aging | f_age | -5 | 5 | 10^-6/year | Ta = +25 C ±3 C | 3 |
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 |
|---|---|---|---|---|
| contacts | gold | Terminal Plating : Au plating 3.2 ± 0.1 | 5 |
CAD (KiCad official)
- Symbol:
Q22FA23V00019 - Footprint:
Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm - 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files:
q22fa23v00019-etched.step/q22fa23v00019-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);q22fa23v00019.step/q22fa23v00019.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Seiko Epson datasheet (17 pp, sha256
e19fe4007bcbb883, 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).
# Q22FA23V00019
**Seiko Epson** · Crystals · SMD3225-4P
Q22FA23V00019 from Seiko Epson, 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 | X1 | passive | Crystal terminal #1 (12 MHz fundamental, CL = 10 pF, drive level 100 µW typ., 200 µW max.); connects to the oscillation circuit. |
| 2 | GND | power_in | Terminal #2 is connected internally to the lid and should be connected to GND. |
| 3 | X2 | passive | Crystal terminal #3 (12 MHz fundamental, CL = 10 pF, drive level 100 µW typ., 200 µW max.); connects to the oscillation circuit. |
| 4 | GND | power_in | Terminal #4 is connected internally to the lid and should be connected to GND. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Seiko Epson |
| 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 |
|---|---|---|---|---|---|---|---|
| Storage temperature range | T_stg | -40 | | 125 | C | Depends on the Environmental characteristics specifications | 3 |
| Operating temperature range | T_use | -20 | | 70 | C | | 3 |
| Level of drive | DL | 1 | 100 | 200 | uW | | 3 |
| Nominal frequency | fo | | 12 | | MHz | Fundamental | 3 |
| Frequency tolerance | f_tol | -50 | | 50 | 10^-6 | CL = 10 pF, Ta = +25 C ±3 C, DL: 100 uW, not include aging | 3 |
| Motional resistance | R1 | | | 100 | ohm | π circuit IEC 60444-2, Ta = Operating temperature range, DL: 100 uW | 3 |
| Shunt capacitance | C0 | | | 5 | pF | π circuit and N.A. | 3 |
| Frequency temperature characteristics | f_tem | -30 | | 30 | 10^-6 | Ta = Operating temperature range (Ref. at Ta = +25 C ±3 C), DL: 100 uW | 3 |
| Isolation resistance | IR | 500 | | | Mohm | DC 100 V ±15, 60 seconds, between each terminals | 3 |
| Frequency aging | f_age | -5 | | 5 | 10^-6/year | Ta = +25 C ±3 C | 3 |
## 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 |
|---|---|---|---|---|
| contacts | | gold | Terminal Plating : Au plating 3.2 ± 0.1 | 5 |
## CAD (KiCad official)
- Symbol: `Q22FA23V00019`
- Footprint: `Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm`
- 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files: `q22fa23v00019-etched.step` / `q22fa23v00019-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `q22fa23v00019.step` / `q22fa23v00019.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Seiko Epson datasheet](docs/q22fa23v00019-datasheet.pdf) (17 pp, sha256 `e19fe4007bcbb883`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/q22fa23v00019-datasheet.pdf)