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T3225374MDBDE2X

Yajingxin · Crystals · SMD3225-4P

T3225374MDBDE2X 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 resonator element (diagonal with pin 3 in the connection top view); pin 1 is the marked corner pad.
2 GND power_in Connected to ground (lid/case) per the Connection Top View.
3 XTAL2 passive Crystal terminal connected to the other side of the resonator element (diagonal with pin 1 in the connection top view).
4 GND power_in Connected to ground (lid/case) per the Connection Top View.

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℃ (调整频差) -10 10 ppm at 25℃ 2
Stability over operation temperature (温度频差) -30 30 ppm reference temperature 25℃ 2
Aging (老化率) -3 3 ppm/year 2
Drive Level (激励功率) 100 uw 2
Equivalent Resistance (谐振电阻) 30 Ω 2
Shunt Capacitance (Co) (静态电容) Co 0 3 pF 2
Insulation Resistance (绝缘电阻) 500 MΩ at DC 100V 2
Operating Temperature Range (工作温度范围) -30 85 ℃ 2
Storage Temperature Range (储存温度范围) -40 85 ℃ 2
Frequency (标称频率) 37.4 MHZ nominal frequency, fundamental mode 2
Load Capacitance (CL) (负载电容) CL 10 pF 2

CAD (KiCad official)

  • Symbol: T3225374MDBDE2X
  • Footprint: Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm
  • 3D model: SMD3225-4P (KiCad packages3D, STEP)
  • 3D model files: t3225374mdbde2x-etched.step / t3225374mdbde2x-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); t3225374mdbde2x.step / t3225374mdbde2x.glb are the bare package body.

Provenance

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

  • Datasheet: Yajingxin datasheet (4 pp, sha256 715feec0894878be, 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: 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