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Contents

README

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TZ0631C

TST · Crystals · SMD2520-4P

TZ0631C from TST, in a SMD2520-4P. 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 IN/OUT passive Crystal terminal (IN/OUT) for the 26.000000 MHz fundamental-mode crystal, load capacitance 10 pF.
2 GND power_in Ground connection pin of the crystal package.
3 IN/OUT passive Crystal terminal (IN/OUT) for the 26.000000 MHz fundamental-mode crystal, load capacitance 10 pF.
4 GND power_in Ground connection pin of the crystal package.

Key specifications

Parameter Value
Manufacturer TST
Package SMD2520-4P
Category Crystal Oscillator/Oscillator/Resonator
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
Nominal Frequency 26 MHz 3
Frequency Stability over Operating Temperature Range -10 10 ppm referred to the value at 25°C 3
Frequency Make Tolerance (FL) FL -10 10 ppm @ 25°C +/- 3°C 3
Equivalent Series Resistance ESR 60 Ω 3
Shunt Capacitance Co 3 pF 3
Drive Level 10 100 uW Nominal Drive Level 10uW typical, 100uW max. 3
Insulation Resistance 500 MΩ DC 100V 3
Aging -1 1 ppm/year 3
Operating Temperature Range -20 85 °C 3
Storage Temperature Range -40 85 °C 3
Load Capacitance CL 10 pF 3

CAD (KiCad official)

  • Symbol: TZ0631C
  • Footprint: Crystal:Crystal_SMD_2520-4Pin_2.5x2.0mm
  • 3D model: SMD2520-4P (KiCad packages3D, STEP)
  • 3D model files: tz0631c-etched.step / tz0631c-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tz0631c.step / tz0631c.glb are the bare package body.

Provenance

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

  • Datasheet: TST datasheet (8 pp, sha256 36e270d444d7d7b1, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-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