component
M25000E451
Public Made by Adomby adom
ECEC(东晶) Crystals, SMD3225-4P. Pinout reviewed by a person 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
markdownM25000E451
ECEC(东晶) · Crystals · SMD3225-4P
M25000E451 from ECEC(东晶), 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 connected to the quartz element (#1 and #3 are the element terminals), 25.000000 MHz fundamental, load capacitance 12 pF. |
| 2 | CASE_GND_2 | passive | Connected to the metal cover (lid) per the internal connections diagram; typically grounded. |
| 3 | XTAL2 | passive | Crystal terminal connected to the quartz element (#1 and #3 are the element terminals), 25.000000 MHz fundamental, load capacitance 12 pF. |
| 4 | CASE_GND_4 | passive | Connected to the metal cover (lid) per the internal connections diagram; typically grounded. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ECEC(东晶) |
| 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 | -10 | 10 | ppm | at 25±3℃ | 3 | ||
| Temperature drift (TC) | TC | -20 | 20 | ppm | -40℃~105℃ | 3 | |
| Equivalent Resistance | Rr | 30 | Ω | 3 | |||
| Drive Level | DL | 0.01 | 100 | 200 | uW | 3 | |
| Shunt Capacitance | C0 | 2 | pF | 3 | |||
| Insulation Resistance | 500 | MΩ | at DC 100V | 3 | |||
| Aging | -2 | 2 | ppm | Year | 3 | ||
| Operating Temperature | -40 | 105 | ℃ | 3 | |||
| Storage Temperature Range | -55 | 125 | ℃ | 3 | |||
| Nominal Frequency | FL | 25 | MHz | Fundamental | 3 | ||
| Load Capacitance | CL | 12 | pF | 3 |
CAD (KiCad official)
- Symbol:
M25000E451 - Footprint:
Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm - 3D model: SMD3225-4P (KiCad packages3D, STEP)
- 3D model files:
m25000e451-etched.step/m25000e451-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);m25000e451.step/m25000e451.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ECEC(东晶) datasheet (10 pp, sha256
45bf9e731d41b474, retrieved 2026-10-21, 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:
ds2sf(Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - CAD: KiCad official libraries (CC-BY-SA 4.0).