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ABLS-3.579545MHZ-B4-T

Public Made by Adom

by adom

Abracon LLC Crystals, HC-49S-SMD. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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ABLS-3.579545MHZ-B4-T

Abracon LLC · Crystals · HC-49S-SMD

ABLS-3.579545MHZ-B4-T from Abracon LLC, in a HC-49S-SMD. 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 Abracon LLC
Package HC-49S-SMD
Category Resonators/Oscillators
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 180 Ω 3.579 - 4.999 MHz (Fund.), Table 1 standard ESR 1
Frequency Tolerance at +25°C -30 30 ppm Option code 4: ± 30 ppm 1
Frequency Stability over Operating Temp. -50 50 ppm Ref to +25°C, ± 50 ppm max. (see options) 1
Operating Temperature -20 70 °C Option B: -20°C ~ +70°C 1
Storage Temperature -55 125 °C 1
Shunt Capacitance C0 7 pF 1
Drive Level 1 mW 1 mW max., 100 μW typical 1
Aging at 25°C (first year) -5 5 ppm First year 1
Insulation Resistance 500 MΩ at 100Vdc ± 15V 1
Spurious Responses -3 dB -3dB max. 1
Frequency 3.57954 MHz Fundamental, AT cut 1
Load Capacitance CL 18 pF 18pF standard (see options) 1
Drive Level (typical) 100 μW 100 μW typical 1

CAD (KiCad official)

  • Symbol: ABLS-3.579545MHZ-B4-T
  • Footprint: Crystal:Crystal_SMD_HC49-SD
  • 3D model: HC-49S-SMD (KiCad packages3D, STEP)
  • 3D model files: abls-3-579545mhz-b4-t-etched.step / abls-3-579545mhz-b4-t-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); abls-3-579545mhz-b4-t.step / abls-3-579545mhz-b4-t.glb are the bare package body.

Provenance

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

  • Datasheet: Abracon LLC datasheet (2 pp, sha256 ``, retrieved 2026-10-26, 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