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Contents

README

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R938400054

TROQ · Crystals · SMD2016-4P

R938400054 from TROQ, in a SMD2016-4P. 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 X'tal connection) for the 38.400000 MHz fundamental-mode crystal with 10 pF load capacitance.
2 GND power_in Ground connection (pins #2 and #4 are connected to GND).
3 XTAL2 passive Crystal terminal (pins #1 and #3 are the X'tal connection) for the 38.400000 MHz fundamental-mode crystal with 10 pF load capacitance.
4 GND power_in Ground connection (pins #2 and #4 are connected to GND).

Key specifications

Parameter Value
Manufacturer TROQ
Package SMD2016-4P
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 at 25℃ -10 10 ppm 25℃ 2
Stability over operating temperature -10 10 ppm 2
Shunt Capacitance Co 0 5 pF 2
Equivalent Resistance 50 Ω 2
Insulation Resistance 500 MΩ at D.C. 100V 2
Drive Level 100 uw 2
Operating Temperature Range -20 70 ℃ 2
Storage Temperature Range -40 85 ℃ 2
Aging -3 3 ppm 2
Nominal Frequency 38.4 MHZ Fundamental 2
Load Capacitance CL 10 pF 2

CAD (KiCad official)

  • Symbol: R938400054
  • Footprint: Crystal:Crystal_SMD_2016-4Pin_2.0x1.6mm
  • 3D model: SMD2016-4P (KiCad packages3D, STEP)
  • 3D model files: r938400054-etched.step / r938400054-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); r938400054.step / r938400054.glb are the bare package body.

Provenance

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

  • Datasheet: TROQ datasheet (6 pp, sha256 275ea7b5dc9dec4d, retrieved 2026-10-22, tier: lcsc)
  • 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