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T322520MFBDE2X

Yajingxin · Crystals · SMD3225-4P

T322520MFBDE2X from Yajingxin, 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 one side of the 20.000000 MHz fundamental-mode crystal (CL 12 pF, drive level ≤100 uW, ESR ≤30 Ω).
2 GND power_in Ground pad, marked GND in the connection top view (case ground).
3 XTAL2 passive Crystal terminal connected to the other side of the 20.000000 MHz crystal (CL 12 pF, drive level ≤100 uW, ESR ≤30 Ω).
4 GND power_in Ground pad, marked GND in the connection top view (case ground).

Key specifications

Parameter Value
Manufacturer Yajingxin
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 25℃ -10 10 ppm 25℃ 2
Stability over operating temperature -30 30 ppm reference temperature 25℃ 2
Equivalent Resistance ESR 30 Ω 2
Shunt Capacitance C0 0 3 pF 2
Drive Level 100 uW 2
Insulation Resistance 500 MΩ at DC 100V 2
Aging -3 3 ppm/year 2
Operating Temperature Range -30 85 ℃ 2
Storage Temperature Range -45 85 ℃ 2
Nominal Frequency 20 MHZ Fundamental mode 2
Load Capacitance CL 12 pF 2
Peak reflow temperature Tp 260 ℃ Pb-Free assembly, time within 5℃ of peak 20-40 s 3

CAD (KiCad official)

  • Symbol: T322520MFBDE2X
  • Footprint: Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm
  • 3D model: SMD3225-4P (KiCad packages3D, STEP)
  • 3D model files: t322520mfbde2x-etched.step / t322520mfbde2x-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); t322520mfbde2x.step / t322520mfbde2x.glb are the bare package body.

Provenance

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

  • Datasheet: Yajingxin datasheet (4 pp, sha256 2745678b9e9c466a, 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, primary claude-sonnet-5-5 (text+vision), consensus claude-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).

Datasheet PDF