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Contents

README

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TZ3541C

TST · Crystals · SMD2016-4P

TZ3541C from TST, 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 IN/OUT passive Crystal terminal connected to one side of the 39.000000 MHz resonator, interchangeable with pin 3, for 10 pF load capacitance.
2 GND power_in Ground pad connected to the metal cover, to be tied to ground.
3 IN/OUT passive Crystal terminal connected to the other side of the 39.000000 MHz resonator, interchangeable with pin 1, for 10 pF load capacitance.
4 GND power_in Ground pad connected to the metal cover, to be tied to ground.

Key specifications

Parameter Value
Manufacturer TST
Package SMD2016-4P
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
Frequency stability over operating temperature range -30 30 ppm Over operating temperature range, referred to value at 25°C 3
Frequency make tolerance (FL) FL -8 8 ppm @ 25°C +/- 3°C 3
Aging -3 3 ppm/5year 3
Equivalent series resistance (ESR) ESR 35 Ω 3
Nominal drive level 50 100 uW Typical 50 uW and maximum 100 uW as printed 3
Shunt capacitance Co 2 pF 3
Insulation resistance 500 MΩ DC 100V 3
Operating temperature range -40 125 °C 3
Storage temperature range -40 125 °C 3
Nominal frequency 39 MHz 3
Load capacitance CL 10 pF 3

CAD (KiCad official)

  • Symbol: TZ3541C
  • Footprint: Crystal:Crystal_SMD_2016-4Pin_2.0x1.6mm
  • 3D model: SMD2016-4P (KiCad packages3D, STEP)
  • 3D model files: tz3541c-etched.step / tz3541c-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tz3541c.step / tz3541c.glb are the bare package body.

Provenance

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

  • Datasheet: TST datasheet (8 pp, sha256 ffa1b3d17da83ab2, 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