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SX32Y037400BG1T

TKD · Crystals · SMD3225-4P

SX32Y037400BG1T from TKD, 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 (pins 1 and 3 are the crystal connections) for the 37.400000 MHz fundamental AT-cut crystal with 16 pF load capacitance.
2 GND power_in Ground terminal connected to the lid/case (pins 2 and 4 are GND).
3 XTAL2 passive Crystal terminal (pins 1 and 3 are the crystal connections) for the 37.400000 MHz fundamental AT-cut crystal with 16 pF load capacitance; drive level max 100 µW.
4 GND power_in Ground terminal connected to the lid/case (pins 2 and 4 are GND).

Key specifications

Parameter Value
Manufacturer TKD
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℃ 4
Equivalent Series Resistance ESR 30 Ω 4
Drive Level DL 100 μW 4
Frequency Stability TC -10 10 ppm Over Operating Temp.Range(Ref.to 25℃) 4
Operating Temperature - -20 70 ℃ 4
Storage Temperature - -40 85 ℃ 4
Aging - -3 3 ppm Per Year 4
Insulation Resistance - 500 MΩ At DC 100V 4
Shunt Capacitance C0 3 pF 4
Nominal Frequency F0 37.4 MHz 4
Load Capacitance CL 16 pF 4

CAD (KiCad official)

  • Symbol: SX32Y037400BG1T
  • Footprint: Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm
  • 3D model: SMD3225-4P (KiCad packages3D, STEP)
  • 3D model files: sx32y037400bg1t-etched.step / sx32y037400bg1t-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sx32y037400bg1t.step / sx32y037400bg1t.glb are the bare package body.

Provenance

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

  • Datasheet: TKD datasheet (13 pp, sha256 3da3f8b9744c8db1, retrieved 2026-10-16, 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