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Contents

README

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3426T-32768HPTLNL

HCI · Crystals · DT-26

3426T-32768HPTLNL from HCI, in a DT-26. 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 1 passive Terminal 1 of a two-terminal crystal; either orientation.
2 2 passive Terminal 2 of a two-terminal crystal; either orientation.

Key specifications

Parameter Value
Manufacturer HCI
Package DT-26
Category Crystals, Oscillators, Resonators
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Equivalent series resistance ESR 40 kΩ <40kΩ at 32.768kHz column 1
Drive level 0.2 2 µW 0.2µW TYP / 2.0µW MAX 1
Aging first year -5 5 ppm At +25°C 1
Turnover temperature 20 25 30 °C +25±5°C 1
Nominal frequency 32.768 kHz Fundamental vibration mode 1
Stability over temperature (parabolic coefficient) -0.036 ppm/°C² Parabolic coefficient 1
Shunt capacitance C0 1.8 pF Typical 1
Motional capacitance C1 3 fF Depending on frequency 1

CAD (KiCad official)

  • Symbol: 3426T-32768HPTLNL
  • Footprint: Crystal:Crystal_DS26_D2.0mm_L6.0mm_Vertical
  • 3D model: DT-26 (KiCad packages3D, STEP)
  • 3D model files: 3426t-32768hptlnl-etched.step / 3426t-32768hptlnl-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 3426t-32768hptlnl.step / 3426t-32768hptlnl.glb are the bare package body.

Provenance

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

  • Datasheet: HCI datasheet (1 pp, sha256 ``, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary crystal numbering (convention), consensus off (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